teratail.com
🖥 Status: up
🕒 Response Time: 1.728 sec
⬅️ Response Code: 200
There have been 20 tests done on teratail.com's availability in the 2 078 days starting from December 5, 2020, until now. Tests confirm teratail.com was online 20 times out of total attempts, recently shown by the June 13, 2026, 200 status code response. The checks conducted as of August 15, 2026, revealed that teratail.com did not encounter any instances of unavailability. It was noted from the responses received that there were no error statuses recorded as of August 15, 2026. Averaging 2.813 seconds in response time, teratail.com replied in 1.728 seconds on June 13, 2026.
20
Last Updated: June 13, 2026
Teratail overview
- Domain
- teratail.com
- Title
- teratail【テラテイル】｜ITエンジニア特化型Q&Aサイト
- Description
- teratail（テラテイル）はプログラミングに特化したQ&Aサイトです。実現したい機能や作業中に発生したエラーについて質問すると、他のエンジニアから回答を得られます。
- E Site Status Rank
- 3 238
- Search Wikipedia
- teratail.com
- Alternatives
- alternatives to teratail.com
- Recently checked
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Last Updated: June 22, 2026
Status: up
Response Time: 4.878 sec
Response Code: 200
Teratail.com
status check request map as of August 15, 2026
Country report for teratail.com as of August 15, 2026
| United States | 100.00% | ||||||||
| 01:18 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 47 | January 28, 2021 | |
| 161 | January 15, 2019 | |
| 20 | December 5, 2020 | |
| 164 | August 1, 2019 | |
| 70 | January 28, 2021 |
Extmatrix.com | Teratail.com | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for teratail.com: An effective website title should strategically place your primary target keyword near the beginning of the title tag for stronger search engine visibility and improved ranking potential within organic results snippets, ensuring the entire title accurately reflects the specific, unique value proposition offered by the webpage's core content. |
|---|---|
| teratail【テラテイル】｜ITエンジニア特化型Q&Aサイト Length: 74 characters | |
| Meta Description | Meta Description tips for teratail.com: Differentiate your offering within the meta description, clearly stating how it solves a specific problem or provides a unique benefit to potential customers. |
| teratail（テラテイル）はプログラミングに特化したQ&Aサイトです。実現したい機能や作業中に発生したエラーについて質問すると、他のエンジニアから回答を得られます。 Length: 234 characters | |
| Meta Keywords | Meta Keywords tips for teratail.com: Modern SEO best practices completely abandon the use of meta keywords, redirecting focus towards creating valuable, informative content that naturally incorporates target keywords, and ensuring your website's overall relevance and authority. |
| no meta keywords data for teratail.com 2026-08-15T02:34:34+00:00 | |
| Page Content | Page Content tips for teratail.com: Create page content that strategically utilizes keyword research to inform topic selection, ensuring each page provides valuable, unique information tailored directly to the intent behind specific user searches. |
| Web Page Content Length: 55601 characters | |
| H1 Heading | H1 Heading tips for teratail.com: A well-optimized H1 header is fundamental for semantic HTML structure, providing clear content hierarchy and navigational cues, which helps search engines understand page focus and enhances overall website crawlability and user experience. |
| no h1 heading data for teratail.com 2026-08-15T02:34:34+00:00 | |
| H2 Headings | H2 Headings tips for teratail.com: From an accessibility standpoint, well-structured H2 headings significantly improve the experience for screen reader users by clearly defining the outline and content divisions for visually impaired visitors. |
| no h2 headings data for teratail.com 2026-08-15T02:34:34+00:00 | |
| H3 Headings | H3 Headings tips for teratail.com: Dynamically adjust your H3 header strategy based on analytics data, focusing on the headers that lead to higher engagement and lower bounce rates on your website pages. |
| no h3 headings data for teratail.com 2026-08-15T02:34:34+00:00 | |
| H4 Headings | H4 Headings tips for teratail.com: Experimenting with H4 tags to structure FAQs or Q&A sections within content can improve user engagement and dwell time, as clear subheadings make it easy for visitors to find answers, which search engines interpret positively. |
| no h4 headings data for teratail.com 2026-08-15T02:34:34+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for teratail.com: The H5-H6 heading levels are crucial for structuring complex documentation, such as API references, technical manuals, or white papers, where a simple H1-H4 hierarchy would quickly become visually cluttered and confusing. |
| no h5-h6 headings data for teratail.com 2026-08-15T02:34:34+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for teratail.com: Use specific, descriptive language in your ALT text instead of generic terms like 'image' or 'picture', accurately describing the subject, objects, and context visible within the image for better context and ranking potential. |
| https://teratail-v2.storage.googleapis.com/uploads/avatars/8620/Lxmw53Je_thumbnail.jpg https://ddjkaamml8q8x.cloudfront.net/profileImages/yambejp/4d22adf1-11d1-4dc4-9af1-9c21af691219.png https://teratail-v2.storage.googleapis.com/uploads/avatars/u1/17470/cc35d4b8e796c869_thumbnail.png https://ddjkaamml8q8x.cloudfront.net/profileImages/melian/523487e1-5e52-4bfa-9208-ad8c1e55c1e1.png https://teratail-v2.storage.googleapis.com/uploads/avatars/u10/109410/3SqnwObd_thumbnail.jpg https://www.gravatar.com/avatar/6f971e9cf75ba8765dd3d8f51d395c54?d=identicon https://teratail-v2.storage.googleapis.com/uploads/avatars/11016/w4xiZd9h_thumbnail.jpg https://teratail-v2.storage.googleapis.com/uploads/avatars/u0/9805/2c6def7a3149a4f4_thumbnail.png https://www.gravatar.com/avatar/4cd4e06d6bdc4043bf4dc22496059796?d=identicon https://ddjkaamml8q8x.cloudfront.net/profileImages/meg_/fdfcf40e-95e2-4d0d-8c6a-b0b2e1b8f1e9.jpeg Count: 10 images with ALT attributes | |
| Robots.txt | Robots.txt tips for teratail.com: Block access to low-value or duplicate content URLs found within your site structure (e.g., `/products/?p=1`, `/blog/?page=2`) using robots.txt rules to help concentrate crawl budget on unique, indexed pages that deliver value to users. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for teratail.com: Including pagination URLs in your XML sitemap is crucial for guiding crawlers through your site's infinite archives, like blog archives or forum threads, ensuring each distinct page is considered for indexing individually. |
| no xml sitemap data for teratail.com 2026-08-15T02:34:34+00:00 | |
| Page Size | Page Size tips for teratail.com: Cache critical above-the-fold content for users who return to your site; this allows faster subsequent page loads by serving the cached, size-optimized version of essential parts of your pages. |
| page size: 54 kb | |
| Response Time | Response Time tips for teratail.com: Employ efficient server-side technologies and frameworks optimized for low-latency handling and quick response generation to ensure dynamic content loads swiftly for visitors and crawlers alike. |
| response time: 2.813 sec | |
| Minify CSS | Minify CSS tips for teratail.com: Minify your CSS code by stripping all unnecessary whitespace, line breaks, and comments to drastically shrink the file sizes, leading to quicker webpage rendering, enhanced user experience metrics, improved Core Web Vitals, and ultimately higher search engine rankings. |
| Minified: /_next/static/css/8dfaee48df77b14e.css /_next/static/css/98fbd35a21b95d14.css /_next/static/css/518b5bfc62bf22db.css /_next/static/css/d05aacd9ed44b026.css /_next/static/css/d50f5b805672839e.css Unminified: https://fonts.googleapis.com/css2?family=Fira+Code&display=swap https://fonts.googleapis.com/css2?family=Oswald:wght@200..700&display=swap https://fonts.googleapis.com/css2?family=Yuji+Syuku&display=swap included in the page | |
| Minify JavaScript | Minify JavaScript tips for teratail.com: Effectively minify JavaScript by stripping insignificant whitespace and renaming variables to drastically cut file sizes, accelerating page load speed and directly contributing to better SEO performance. |
| Minified: /_next/static/chunks/polyfills-42372ed130431b0a.js https://securepubads.g.doubleclick.net/tag/js/gpt.js https://anymind360.com/js/1737/ats.js /_next/static/chunks/webpack-38785f67f01f1d84.js /_next/static/chunks/framework-19baaf6675f9027b.js /_next/static/chunks/main-ba527b2b77016988.js /_next/static/chunks/pages/_app-05954bbb7ee7d39d.js /_next/static/chunks/76d8c668-af064e5b63555d28.js /_next/static/chunks/37a763b4-ce301949d20bf823.js /_next/static/chunks/ebaf4c27-804f2a488e434322.js /_next/static/chunks/1106-24dbdb9d8891c6ce.js /_next/static/chunks/8516-26e8ae06deef7a86.js /_next/static/chunks/7955-a74d541a27ed09e5.js /_next/static/chunks/2982-60cc22d43f078348.js /_next/static/chunks/5794-4893aca017f35e0b.js /_next/static/chunks/6848-782f8279e2a809cc.js /_next/static/chunks/8784-5ce13d4fc6350bcc.js /_next/static/chunks/6638-7369d53ab0635c41.js /_next/static/chunks/6732-9689e87d4eab963e.js /_next/static/chunks/7059-14f32108c22eb04f.js /_next/static/chunks/6512-f121942e8cfbc7b4.js and 9 more... detected during site scan | |
| Structured Data | Structured Data tips for teratail.com: Structured data Schema enables search engines to understand the context and specific details of your page content, leading to enhanced search listings with additional information like ratings, prices, or event dates, attracting more user engagement. |
| no structured data data for teratail.com 2026-08-15T02:34:34+00:00 | |
| CDN Usage | CDN Usage tips for teratail.com: Streamline your website's frontend performance by relying on a CDN for the delivery of non-critical static assets, such as monitoring scripts or third-party fonts, to prevent them from blocking page rendering significantly. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for teratail.com: Modern browsers heavily rely on SSL/TLS to determine website safety; ensure your server supports the latest TLS protocols and ciphers during SSL implementation for optimal security and compatibility. |
| SSL is enabled on the website |
Estimated Traffic
| Minimum Daily Unique Visitors: | 651 094 |
| Minimum Daily Visits: | 760 917 |
| Minimum Daily Page Views: | 1 310 032 |
| Minimum Monthly Unique Visitors: | 19 532 820 |
| Minimum Monthly Visits: | 22 827 510 |
| Minimum Monthly Page Views: | 39 300 960 |
| Minimum Yearly Unique Visitors: | 234 393 840 |
| Minimum Yearly Visits: | 273 930 120 |
| Minimum Yearly Page Views: | 471 611 520 |
| Maximum Daily Unique Visitors: | 823 673 |
| Maximum Daily Visits: | 878 584 |
| Maximum Daily Page Views: | 1 482 611 |
| Maximum Monthly Unique Visitors: | 24 710 190 |
| Maximum Monthly Visits: | 26 357 520 |
| Maximum Monthly Page Views: | 44 478 330 |
| Maximum Yearly Unique Visitors: | 296 522 280 |
| Maximum Yearly Visits: | 316 290 240 |
| Maximum Yearly Page Views: | 533 739 960 |
Estimated Valuation
| Daily Revenue: | US$ 941 - 2 118 |
| Monthly Revenue: | US$ 28 230 - 63 540 |
| Yearly Revenue: | US$ 338 760 - 762 480 |
Estimated Worth
| Minimum: | US$ 508 140 |
| Maximum: | US$ 2 287 440 |
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