Historical Data. ☆ Analyze backlinks with all vital details ☆ Find powerful backlinks ☆ Evaluate the Link Strength ☆ Competitor analysis ☆ Embedded website preview + Additional Features Save favorite backlinks Find fresh or deleted backlinks: Basic – $29. ahrefs. ) Once you’ve authorized with Google, selected your site, and clicked Import, the audit will start. Ahrefs is a powerful—and complete—SEO analysis tool. Get the template. Ahrefs; Data for the top 100 positions is available to all subscribers. Our crawler is the second most active after Google, and we update our backlinks database with fresh data every 15 minutes. com; SEO Tool Total Referring Domains;. Having technical errors on your website can significantly impact. 查看您的竞争对手的哪些关键词在搜索中获得排名，以及每个关键词给他们带来多少流量。. Here’s an easy way to find them: Go to Site Explorer. SEMrush is one of the most popular SEO tools on the market. Why Serpstat is like Ahrefs. You can use it not only for keyword monitoring but also for your entire SEO strategy. Dazu benutzen wir den Ahrefs Site Explorer. However, it is difficult to use tools with different formats and logic. Clean the dofollow_ref_domains column, which tells us how many ref domains the site. Bottom Line: Ahrefs is an SEO tools suite with one of the best backlinks databases, a site crawler, a rank tracking engine, and a keyword tool that goes beyond anything in the market. The Ahrefs domain rating gives you (and others) an indication of the link popularity and the amount of traffic of a domain. Keyword Explorer: A detailed keyword analysis and research tool, including features for multiple search engines. 2. 2. Once you’ve identified your organic competitors, scroll down to the table which is sorted by the percentage of common keywords. Again, perhaps not to the same level as something like Clearscope, but they can show you the most popular content for a given keyword so you can do the legwork yourself. All issues are sorted by importance, with straightforward advice on how to fix each one. Optimizing for search engines by. Backlink Analysis. Overview 2. That isn’t a bad thing, though. It represents the strength of the website’s backlink profile on a logarithmic scale from 0 to 100, with the latter being the strongest. See full list on ahrefs. See which pages are driving the most traffic for competitors, and reverse-engineer what's working for them. It represents the strength of the website’s backlink profile on a logarithmic scale from 0 to 100, with the latter being the strongest. Please note that in this instance, we’re choosing the “prefix” mode because we want to restrict things to the Ahrefs blog, rather than site the as a whole. 2. Ahrefs calculates the DR score by analyzing a website's backlink profile, which includes factors such as the number and quality of referring links and the strength. So what do they do? Site Explorer: An in-depth analytics tool for any website or domain, showing backlinks, organic traffic, estimated value, top pages, and a whole lot more. Step 8. Find and prioritize the keywords that matter to you with ease using inbuilt filters. A top-level domain is the last segment of your domain name and helps classify your website’s intent. Always also check whether the website itself is in a good state and looks like a credible source of information. Domain Authority scores range from one to 100, with higher scores corresponding to greater likelihood of ranking. Both are important scores for website SEO analysis. Get a high-level overview of the SERP. Treating SEO as a one-time thing. In short, Ahrefs is a suite of tools that help you optimize your website for search engines. Ahrefs is the world’s largest index of live backlinks, more than Semrush. Permanent increase to your Ahrefs DR. The most important feature of Ahrefs is that it offers versatile data in several metrics. Ahrefs is a juggernaut in the SEO game; its Backlink Checker tool is only one piece of its entire suite of keyword research, competitive analysis, auditing, and traffic insight modules. Duplicate content. You can check a site's traffic , its domain authority, its backlink profile, what keywords it's ranking for, how many keywords it's ranking for, and more. If the browser requests a domain that’s managed by a Content Delivery Network (CDN), the DNS server will determine the best edge servers to handle that request based on the. It is measured on a scale from 0 to 100, with the latter being the hardest. Source: Aira. Link Intersect Page. When we put process. And Semrush found 49,454. There are two main ways to spy on your competitor’s website traffic and rankings: Using Ahrefs’ Site Explorer – Best for quick checks. One of the great features that both tools offer is domain analysis. Export Your Site’s Majestic Data. Moz also offers up to 3 free daily checks with their Domain Analysis tools. Enter your domain in the Competitors section. Ahrefs is a well-known tool that is highly respected in the SEO community. This is where you go when you need an absolute confirmation of a site’s Domain Authority score. 1. After the analysis is complete, it’s time to move on to step two, competitor keyword research. After entering the domain of your interest, you’ll immediately get all the data you need to create a reasonable link building strategy. Rank Tracker – Our most popular solution for. And it ranks number one among Ahrefs alternatives. To get in-depth data on any of the metrics, click one of the blue-highlighted numbers. When you log into your Ahrefs account, you can see your Dashboard with the overview metrics of your projects. Conversely, anything below 50 would indicate that you require external links to high. Both Semrush and Ahrefs are really good competitor analysis tools out there. Next, head back to the client_domain_traffic_data tab and repeat the process above for your website. Outgoing links report with link highlighter and broken link. One of the things I like most about this section of Ahrefs is the data it gives you on the pages that are already ranking highly for a particular search phrase (a ‘SERP. Having subdomains is helpful for keeping a website organized. Aim of a request: a domain, a directory or a URL mode + n/a Mode of operation: exact, domain, subdomains or prefix where − − "Where" condition to satisfy having −Site analysis on Ahrefs takes place within the Site Explorer and the Site Audit tools. Among the different backlink strategies, competitor link analysis gives you the best shot of achieving higher rankings. Start using Ahrefs’ Domain Comparison tool now and see how you stack against your competitors. Step 2: Results analysis. Ahrefs is another versatile platform that lets you do more than just monitor and analyze web traffic. 1. It is represented by an addition at the front of the root domain name. Domain Authority vs. Organic Traffic Analysis: Ahrefs provides data on the amount of monthly organic traffic a website receives. Here’s the simple three-step B2B SEO strategy we used to achieve that: Find keywords your target customers are searching for. Alternatively, there are several free third-party tools like Website SEO Checker that allow you to run DA searches as well. Get a visual competitive map of your organic competitors. Domain Rating (DR) is an Ahrefs metric that shows the relative strength of a website’s backlink profile. In fact, product-led content marketing is our main marketing tactic. The Domain Authority (DA) metric is built on Moz's industry-leading web index trusted by SEO professionals worldwide. Spy on your competitor’s organic traffic and rankings. They include our own collection of free SEO tools, as well as a few select third-party tools that we trust. Links from a page are called outgoing links (but at the same time, they are backlinks for the linked pages). Tonilawre 9 days ago. Semrush: Best for Power Users. website | rankings, advertising, authority, trafficEnter your domain (without the or in the cell labelled “YOUR DOMAIN HERE” on the “Settings” tab. ’ The dashboard will show you the number of backlinks and the number of. Domain Rating is widely used in the SEO community to evaluate link-building opportunities and estimate the website’s authority gained via backlinks. They include our own collection of free SEO tools, as well as a few select third-party. Ahrefs also offers its learning. Massive opportunity for Ahrefs. Standard: $199 per month when. It is already the biggest database on the web, and it’s growing steadily. Moz Link Explorer is undoubtedly one of the best backlink analysis tools on the market. In this free version, you can find out a website’s monthly traffic and engagement, keyword search traffic, and. Linked Domains has it's own report in Site Explorer, under the Outgoing Links section. Keywords for SERP analysis per month: 20; Backlink Monitor: backlinks monitored per. I'm looking to move away from OSE as my main site crawler/backlink analysis tool and really like the look and feel of AHrefs, however our company is very keen on utilizing the Domain Authority metric. Don't forget to save 20% on annual billing. com, app is a subdomain of the root domain ahrefs. But it’s been a constant presence throughout my agency career. However, Ahrefs clarifies that the term "website authority" is synonymous with “domain authority” as an SEO concept, instead of Moz's own metric. Linked Domains are the unique domains that a website or subsection has links to. Find rankings for specific keywords using the inbuilt filters and search functionality. It’s one of the most popular and trusted marketing toolkits around and is used by some of the world’s biggest brands, like. If you compare Ahrefs vs. Strumenti fondamentali. Processing and analysisA3: “Ahrefs’ KD score is based on a trimmed mean of referring domains pointing to the top 10 ranking pages. Check Domain Authority With Moz. Free SEO analysis. The feature may not be as useful if you have to audit 10 URLs. you can dissect any domain’s backlink profile to the core. Keyword Explorer Find traffic-driving keywords with our 1. Ahrefs offers a backlink gap feature that lets you enter up to 10 competitors and see the domains that. My takeaways from Ahrefs’ and Similarweb’s organic traffic analysis:Market Analysis Domain Overview Advertising Research Display Advertising PLA Research Keyword Research Keyword Gap Keyword Magic Tool Keyword Manager PPC Keyword Tool Ads History Ad Tracking Position Tracking. Ahrefs and Semrush pricing Ahrefs. The exact meaning will differ depending on which tool you use. Ahrefs Domain Rating Checker Ahrefs is. This tool provides a domain authority. After a few moments, the complete analysis will be in front of you in a table. Add to Google Sheets. 如何用三个步骤进行竞争者链接分析. Ahrefs Website “Authority” Checker. Taxonomy SEO. The term “logarithmic scale” means that the gap between DR 70 and DR 71 is much bigger than the one between DR 20 and DR 21. 3. Domain & Keyword Analytics: 10 results per report, 10 reports per day; Brand Monitoring: historical data - 1 day, track 1 keyword in a project, 1 location, data sources - Web. The key factor that makes Ahrefs stand out is data quality. So the first step is to find competing pages in one of two ways: Search Google for your target keyword. . "Using Ahrefs, navigate to content gap > input the URLs of your competitors > input your URL as the “target URL” > show keywords: Content gap analysis in Ahrefs - source. Semrush is one of the most popular SEO tool suites out there. Mangools SiteProfiler is one of the best Domain Authority analyzers on the market with a simple user interface. The Bulk Domain Analysis is a tool we've built here at SmallSEOTools. Authorize your DR check through Ahrefs. Alt text (alternative text) is the text description of an image on a web page. Seed keywords are the starting point of your keyword research process. Using Ahrefs’ Rank Tracker –. Paste the Majestic data into the maj_client tab. 2. The backlink analysis feature of Serpstat is valuable for discovering promising content ideas along with understanding the existing. Ahrefs is an SEO software suite that contains tools for link building, keyword research, competitor analysis, rank tracking and site audits. Semrush is our favorite competitor analysis tool for SEO. SiteChecker displays not only the Ahrefs rank but also the domain rating, total external backlinks, and much more: These metrics allow you to see. Start using Ahrefs’ Domain Comparison tool now and see how you stack against your competitors. The key products SEO agencies use in Microsoft 365 are: Microsoft Outlook – Send and receive emails. Table of contents. Get detailed reports on all your SEO issues and start fixing them right away. Outside of Ahrefs being a great source of search data, they’re one of my top tools due to them listening to users and constantly improving their tools. Rank tracking tool. It can be done for whole domains or for only certain pages on a specific domain. Click on the chevron next to the domain to show the full path. Ahrefs shows you the complete picture of followed vs nofollowed links for any target. With Ahrefs, you can compare entire domains and get new topic ideas. For instance, a DA of 50. In short: Ahrefs is a popular SEO tool that people use to get higher Google rankings. They define your niche and help you identify your competitors. Moz Domain Authority vs Ahrefs Domain Rating. This will add all selected pages to Link Intersect, without having to manually. With every subscription you get a unified number of 500 Reports limit that can be spent in Batch. Expedia’s traffic decreased by more than 80% year-over-year during April 2020, the apex of the pandemic. Domain Rating (DR) shows the strength of a website's backlink profile compared to the others in our database on a 100-point scale. Here, you’ll see the domains that are ranking for the keywords you’ve entered. Domain Rating (DR) is a proprietary SEO metric by Ahrefs. Once you select your auditing tool, it's time to start the analysis. Sidenote. Depending on the number of high-quality backlinks from unique domains, ahrefs can. In this guide, you’ll learn how to use our content gap analysis template to find and fill missing gaps in your content strategy. DR is measured on a logarithmic scale from 0 to 100, with the latter being the strongest. So if you want an Ahrefs alternative with a list of similar features, I recommend trying SEMrush. The screenshot below is from a domain and contains some metrics under the Site Explorer. Website Authority Tools While. 识别竞争对手. Batch Analysis. Get a Complete Analysis. You can use the Keyword overlap column to scan for your most relevant competitors. Ahrefs builds online SEO tools and creates free learning materials that help millions of website owners around the globe to get more traffic from search engines. The projects are added to your Dashboard and created for Site Explorer, Rank Tracker and Site Audit at once. Once you’ve established there’s been a Google update, you’ll need to check its date against your total organic traffic to see if there’s been a drop at the same time. Để kiểm tra xem những Domain nào đang có Backlink về trang, bạn chọn mục Referring Domains ở cột bên tay trái. This is the new location and we don’t intend on moving it back. Ahrefs: Organic search keyword rankings were manually exported from the front end of Ahrefs' Keywords Explorer using the default settings in May for 51 client domains. 340. You can’t have an SEO strategy without knowing what your customers are. ”. GET OUR DOMAIN LIST. Ahrefs distinguishes itself from other popular SEO tools due to having possibly the largest index of live backlinks and keywords on the market. Ahrefs, Semrush. Now it’s time we start turning all the research and competitive analysis into content creation. SE Ranking: Best for Small Businesses. Link Intersect. 7% of “lucky” pages to see how quickly they got from nowhere to the Top10. Ahrefs' SERP Checker gives you an accurate ranking difficulty score and detailed SEO stats for the top 10 search results. One of the main benefits of Ahrefs is its ability to provide detailed and accurate data, which can be particularly useful for link building and competitor analysis. Using an option to look up keyword research information for specific regions. Ahrefs: Organic search keyword rankings were manually exported from the front end of Ahrefs' Keywords Explorer using the default settings in May for 51 client domains. You’ll also see volume, the competition, and even seasonal trends for each keyword with the help of website analytics. It runs on a scale from zero to a hundred. 90/month Premium – $44. SiteChecker displays not only the Ahrefs rank but also the domain rating, total external backlinks, and much more: These metrics allow you to see how your site is currently performing. This process is an essential part of technical SEO. Competitive Research Uncover valuable insights on your organic search competitors. Domain Rating. AhrefsOverall, Similarweb offered useful data to compare websites, albeit with flaws. And More. Log File Analysis. Backlink anchor text — Analyze anchor texts to see. Step 4: Organize your data. The higher your score - the greater visibility. Content with high levels of social engagement tends to perform well in voice search. These tools estimate the total amount of traffic from all sources. Ahrefs vs Semrush - Backlink Analysis. If you want to find long tail keywords for search engines like Google, Bing, Yahoo or social platforms like YouTube, Instagram etc, KeywordTool. If the verification fails, keep trying until it works. Uncover novel insights with visual. Ahrefs Site Explorer provides a suite of tools including a component for backlink & on-page SEO analysis, online brand mentions tracking, and domain comparison tool for competitor analysis, etc. SimilarWeb is one of the most widely used competitor analysis tools on the market. With Ahrefs API, you can use data from your Ahrefs workspace to create custom integrations and automations. For example, Pepsi and Coke are competitors because they sell the same thing to the same market. Ahrefs Pte. Dead pages. Once analyzed, you will be able to see a number of SEO metrics like organic traffic, number of referring domains, backlinks, etc. Large image files. He will get the scores of the homepage alone. We have two core ways to track keywords to suit most budgets and businesses: Free keyword rank checker – A quick way to spot-check your keyword rankings for free. Let’s go for “affiliate marketing”. See how much traffic your competitors are getting. By analyzing their domain authority alongside other SEO metrics, you can identify opportunities and gaps in the market. Go to the Backlinks report. Measured logarithmically, Ahrefs uses a scale from 0 to 100 to quantify the rating, with. In-depth link mass analysis to build an effective link-building policy;. With every subscription you get a unified number of 500 Reports limit that can be spent in Batch. This is because the tools for competitive analysis of Semrush provide deeper insight into the competitors than the competitor analysis tools of Ahrefs. SEMRUSH. Ltd. Search and Analysis. Measure Your Domain’s Strength With Backlink Analysis. It provides data on referring domains, anchor text. Domain analysis. 1. Ahrefs Domain Authority is a metric that measures the credibility and influence of a website in search engine rankings. Ahrefs DR is based on the number and quality of. Best backlink checkers based on data analysis for 2023. SEMRush: Best Ahrefs Alterntive. Content Analysis: Shows meta information, including title, description, word count, headings (H1-H6), publication and. If you like it and you want a paid version, Ubersuggest is still WAY more affordable than Ahrefs. Let’s see which tool can find the most backlinks today. The higher a website’s Domain Rating (DR), the stronger and more authoritative it is. How the Sitechecker tool can help you. For e. However, if you want access to deeper insights, you need to create a free account first. The most significant metric reported by Ahrefs the keyword explorer is most likely its keyword score on difficulty. For instance, a DA of 50. We’re now going to start with some analysis. This lets you see the whole picture and make informed decisions. You do this by ranking in organic search results. However, Ahrefs clarifies that the term "website authority" is synonymous with “domain authority” as an SEO concept, instead of Moz's own metric. Ahrefs uses DR (Domain Rating), and Moz and a handful of other companies use DA (Domain Authority) to measure your website on a similar scale. One tool that can help businesses improve their domain authority is Ahrefs. Start using Ahrefs’ Domain Comparison tool now and see how you stack against your competitors. With either of these tools, all you need to do is just enter in any of your competitor domain names. Analyze competitors in terms of backlinks, keywords, and pages. 1. Updated over a week ago. 1. Ahrefs Backlink Checker. Reporting. Free SEO analysis. For example, organic traffic is a KPI. To do that, Ahrefs crawls the web, stores tons of data and makes it accessible via a simple user interface. Start your bulk domain check. The tools will return all the essential metrics like the organic search traffic, paid traffic, keywords, and also the backlinks a website is having. Ahrefs is used to do backlink analysis, keyword research, track positions of pages, and compare SEO visibility scores. Next, head back to the client_domain_traffic_data tab and repeat the process above for your website. Clean the dofollow_ref_domains column, which tells us how many ref domains the site. 6. See domain and page-level metrics for any target. Then choose to save the results. The Overview section offers an in-depth. Each request to domain_rating costs 1 row. One of the most widely used and essential traffic analysis tools is Google Search Console. Open Keywords Explorer and check the SERP for your target keyword where you’re not ranking in Top 3. Site Explorer > Domain eingeben > Übersicht > Verweisende Domains Graph > Auf „Ein Jahr“ einstellen. A domain authority (DA) score is an automated score developed by Moz that's produced by an algorithm that judges the strength of a website in terms of its ability to rank. With billions of keywords and. Find your competitors. As with these types of metrics, these tools do not represent an official score but a. Step 1. Ahrefs shows you the complete picture of followed vs nofollowed links for any target. Ahrefs, SEMrush, and Moz are some of the most popular and effective tools for this purpose. In this case, it isn’t possible for me to write this. Ahrefs' keyword database has 19. 2. Each result in the response costs 0 rows. 3. Domain Rating (DR) is a proprietary SEO metric by Ahrefs. Here’s an easy way to find them: Go to Site Explorer. 4. See pricing. It's now widely regarded as both a. T. Each of these metrics can help you design and execute a stronger SEO strategy. (You’ll need a Google Search Console account to do this. Many website owners randomly create content and expect to get search traffic. Check your organic traffic in Ahrefs’ Site Explorer. Ahrefs rank, batch analysis, alerts, domain comparison, apps, Ahrefs API, link intersect, SEO toolbar, and WordPress plugin. Our Batch Analysis tool allows you to check up to 200 domains/URLs at a time with the Standard, Advanced, and Enterprise plans. Ahrefs offers four plans with monthly billing, with the option of annual billing, at a discount. KPIs are industry statistics you can use to measure performance over time and give insights as to how effective your SEO campaign is. The more competitors you enter, the more keywords you will get. Here’s an example of what that may look like: You create a column for your revenue, then columns for each month. Discoverability – Search engines revisit popular pages more often than. Não tem de ser um profissional SEO para ter melhores classificações e obter mais tráfego. Today, we update our index with the freshest backlinks on the web every 15 minutes, and our crawler processes up to 8 billion pages a day. On top of that Semrush is similar to Ahrefs in functionality and complexity: therefore, transitioning. To do this, start by heading to Site Audit, click on + New project, and allow Ahrefs to authorize your account. Discoverability – Search engines revisit popular pages more often than. Mangools/KWFinder: Best Value. Semrush does not offer any batch analysis feature. All you need to do is enter a domain on the tool. 3. It also comes bundled with four other powerful SEO analysis tools, including keyword research, SERP analysis, rank tracking, and backlink analysis tool. The first step of a SERP analysis is to get a rough sense of the traffic opportunity and ranking difficulty opportunity. The SERP analysis given by Ahrefs keyword research tool will provide accurate backlink data for any search results. To calculate the domain rating (DR), Ahrefs measures your link profiles quality and quantity against all other websites that are stored in its database then it gives you a rating between 0 – 100. 0. Not letting Google index your content. The Ahrefs DR (Domain Rating) and UR (URL Rating) checker is a tool that provides an estimate of a website’s authority and popularity. Find keyword gaps. 2 billion keywords in 243 countries. I also analyzed a few websites and realized a huge difference in terms of DA. You also need to know who’s cheering for your competitors, meaning what their backlink profile looks like compared to yours. Microsoft Word – Prepare documents for your SEO campaigns. An SEO score is a metric given by an SEO tool to give you an idea about the health of your website regarding SEO. Business owners. It runs on a scale from zero to a hundred. The tools in their possession are site explorer, SERP analysis, reports, and labs. Updated over a week ago Picking the right mode for analysis is important when creating a new project on the Dashboard, adding a Domain on Site Explorer, or adding a. Currently, API v3 allows you to pull data from the Site Explorer, Keywords Explorer and SERP Overview endpoints:Split a URL into 3 columns for HTTP protocol, root domain, and URL slug; Split a list of comma-separated values into multiple columns; Split a root domain into 2 columns for domain name and domain extension (e. Semrush: Best for Power Users. Ahrefs found a total of 49,087 referring domain links. Find keywords your target customers are searching for. So, in this example, the “competitor” has a ranking of 80/100 – which is VERY good. We add 10 million new pages to Content Explorer every day. 使用Ahrefs 3年后，我无法想象没有它的工作生涯。. It crawls the web regularly, allowing users to access one of the largest backlink databases. Processing and analysis Should you have a link from a DR26 domain linking to five other domains, it will have a greater effect on your DR than a link from a DR73 domain which links to 5K domains. Domain rating (DR) is a metric created by the SEO toolset Ahrefs that shows “the strength of a website’s backlink profile compared to the others in the ahrefs database on a 100-point scale”. Our comprehensive data allows us to provide reliable estimations of a. Free version: 14-day trial; Paid version: $82/month; 3. Backlink Analysis: Ahrefs offers a robust backlink analysis tool that allows users to explore their own and their competitors' backlink profiles. This simply means getting a general snapshot of how good any website is from an SEO perspective. With the help of Ahrefs tools, you can compare domains side-by-side by analyzing their backlink profiles, untapped keywords, and pages worth building. The higher a website’s Domain Rating (DR), the. Link quantity and quality correlate with higher rankings for all URLs on a domain in search engines. 2 billion keywords in 243 countries. Keyword Difficulty (KD) is an SEO metric that estimates how hard it would be to rank on the first page of Google for a given keyword. Ahrefs. Domain Rating and Domain Authority are more similar than they are different. This data comes from our database of ~500 million keywords (updated monthly). Content analysis. Keyword Difficulty (KD) estimates how hard it will be to rank on the first page of. However, not every similar. You'll start with a ton of data. Scores for Keyword difficulty. Similarweb offers a free 7-day trial but does not publish prices. Go to the Traffic share by Domains report. Backlink Analysis. For example, organic traffic is a KPI. This is an accurate source of data and provides reliable metrics. Język. com is linking out to. On-Page SEO. Website Authority Checker (Ahrefs) Like Moz, Ahrefs is a well-known SEO tool. Step 7. To do this, start by heading to Site Audit, click on + New project, and allow Ahrefs to authorize your account. It is a free service provided by Google that allows website owners to monitor and optimize their sites’ visibility in search engine results. Internal search engines are dedicated to a single website so that users can easily find content. g. Ahrefs is an all-in-one SEO toolset for growing search traffic and optimizing websites. BiQ. Rank tracking tool. See how well your website ranks compared to other websites in the Ahrefs database (based on the size and quality of their backlink profiles, or domain ranking). According to Ahref’s, the Domain Rating is primarily a website’s authority rating. Serpstat describes itself as a ‘growth hacking tool for SEO’, offering positions tracking, backlink analysis, keywords research, site audits, and competitor research. Just as Ahrefs is the master of Domain Rating checks, Moz is the undisputed king of all Domain Authority matters.