Starting on February 21, 2021, there have been 30 checks of esa.int's accessibility in the last 2 000 days. Out of all website availability tests done, esa.int was online 30 times, most recently confirmed by a 200 status code on July 26, 2026. As of August 15, 2026, no unavailability was found for esa.int across all evaluations. As of August 15, 2026, no reported response had an error status out of all the replies that were received. With 0.193 seconds being the average, esa.int recorded a response time of 0.101 seconds on July 26, 2026.
| Russia | 100.00% | ||||||||
| 15:09 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 47 | January 21, 2021 | |
| 23 | November 20, 2024 | |
| 30 | February 21, 2021 | |
| 57 | August 9, 2019 | |
| 38 | October 23, 2021 |
Charlestoncvb.com | Esa.int | ||||
|---|---|---|---|---|---|
| Page Title | Page Title tips for esa.int: Remember that the title tag is a critical component of your website's metadata, visible both to search engines and users, so it must be informative, keyword-rich (near the start), concise, accurately describe the page, and encourage users to engage by clicking through to your site |
|---|---|
| European Space Agency Length: 21 characters | |
| Meta Description | Meta Description tips for esa.int: Avoid creating meta descriptions that are too long, complex, or vague, as truncation beyond 160 characters can confuse users about what they'll find when they visit your website, potentially decreasing conversion rates. |
| The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science. Length: 171 characters | |
| Meta Keywords | Meta Keywords tips for esa.int: Investing time in optimizing title tags, meta descriptions, header tags, and ensuring fast site speed will provide far superior SEO benefits than manually crafting a meta keyword list. |
| European Space Agency, Moon, Mars, sun, space exploration, probes, missions, satellites, launchers, international space station, ISS, telecommunications, earth observation, navigation, astronauts, solar system, universe, remote sensing, space news, ESA, environment, monitoring, astronomy, Ariane, rocket, Galileo, comet, education... Count: 37 words | |
| Page Content | Page Content tips for esa.int: Optimize page content by conducting thorough keyword research and naturally integrating primary and long-tail keywords throughout the text to improve search engine visibility and organic traffic. |
| Web Page Content Length: 43819 characters | |
| H1 Heading | H1 Heading tips for esa.int: Strategically placing your H1 header on the main content area ensures both search engines prioritize your page's core topic and users grasp the primary purpose immediately upon arrival, making it a critical on-page SEO factor for improved rankings and user engagement. |
| no h1 heading data for esa.int 2026-08-15T10:22:29+00:00 | |
| H2 Headings | H2 Headings tips for esa.int: H2 headers play a crucial role in internal linking strategies; anchor relevant text linking to other page sections or related content using your descriptive H2 text. |
| In the spotlight Recommended Trending Featured videos More Featured images Count: 6 heading tag | |
| H3 Headings | H3 Headings tips for esa.int: For improved content organization, ensure your H3 headers follow a logical flow that mirrors the natural progression and structure of the information presented on your webpage. |
| Follow CM25 online Final call to apply for ESA Internships 2026! Marking one year until BepiColombo reaches Mercury Week in images: 17-21 November 2025 Ministerial Council 2025 HydroGNSS Lessons from the November 2025 solar storm Earth from Space: The Danakil Depression Finding star clusters in the Lost Galaxy ESA awards excellent suppliers Smile approved for launch in spring 2026 ESA’s Argonaut press conference Argonaut lunar lander family grows More items Ariane 6 first flight highlights Our missions Discover ESA This is ESA ESA Blog Navigator ESA Brand Centre and 23 more... Count: 21 heading tag | |
| H4 Headings | H4 Headings tips for esa.int: Consistent and proper H4 header usage enhances website crawlability for search engine bots, allowing them to understand content structure better and index pages more comprehensively across different topics. |
| ESA Vision ESA Pillars ESA Programmes ESA and You Count: 4 heading tag | |
| H5-H6 Headings | H5-H6 Headings tips for esa.int: H5-H6 headers, despite being less common, carry significant SEO weight for specific sub-topical relevance; ensure they accurately reflect the content focus of their respective sections for maximum benefit. |
| no h5-h6 headings data for esa.int 2026-08-15T10:22:29+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for esa.int: Alt attributes are fundamentally different from image titles ('title' attribute); use titles for supplementary information, while alt text provides core descriptive content. |
| no image alt attributes data for esa.int 2026-08-15T10:22:29+00:00 | |
| Robots.txt | Robots.txt tips for esa.int: Use the robots.txt file cautiously to prevent indexation of staging websites, development environments, or internal-only sections that shouldn't be visible to the public or included in search engine results, but always double-check for any potential exposure of such areas. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for esa.int: For large websites with thousands of pages, an XML sitemap helps manage and prioritize content effectively, ensuring search engines index the most relevant pages first, while also facilitating the submission of specific URL sets for better performance monitoring in tools like Google Search Console. |
| no xml sitemap data for esa.int 2026-08-15T10:22:29+00:00 | |
| Page Size | Page Size tips for esa.int: Image optimization remains key to reducing page size significantly; use modern image formats like WebP, implement responsive image techniques (e.g., srcset), and avoid unnecessary high-resolution assets to maintain fast load times and good SEO. |
| page size: 43 kb | |
| Response Time | Response Time tips for esa.int: Leverage browser caching mechanisms by setting appropriate headers like 'Cache-Control' and 'ETag', enabling returning visitors to receive resources with much reduced server response times from their local cache. |
| response time: 0.193 sec | |
| Minify CSS | Minify CSS tips for esa.int: Minify your website's CSS code automatically by stripping unnecessary whitespace, line breaks, comments, and redundant properties to drastically decrease file transfer size, leading to significantly faster page loading times across all devices and directly improving Core Web Vitals metrics for enhanced search engine rankings. |
| Minified: /var/esa/cache/public/stylesheets/c35b41a32fb01cc5cc5a0efcc8ca483e_1743162712_all.css Unminified: /fontawesome/css/fontawesome.css /fontawesome/css/brands.css /fontawesome/css/solid.css included in the page | |
| Minify JavaScript | Minify JavaScript tips for esa.int: Don't overlook the power of JavaScript minification; its implementation can dramatically cut down load times, leading to improved engagement metrics and better visibility on search engine results pages. |
| Minified: https://code.jquery.com/jquery-2.2.4.min.js /var/esa/cache/public/javascript/ec3756e8a47adc0f64e3c43418bca85a_1729093166.js detected during site scan | |
| Structured Data | Structured Data tips for esa.int: Select the most appropriate Schema types based on your website's content and target keywords, ensuring accuracy to avoid misinformation to search engines, which can lead to invalid rich results and potential removal of incorrect structured data. |
| no structured data data for esa.int 2026-08-15T10:22:29+00:00 | |
| CDN Usage | CDN Usage tips for esa.int: Integrating a Content Delivery Network (CDN) into your website architecture is essential for delivering content efficiently, enhancing both user experience and search engine visibility through improved site speed. |
| no cdn usage data for esa.int 2026-08-15T10:22:29+00:00 | |
| SSL certificates | SSL certificates tips for esa.int: Modern websites built without SSL are increasingly vulnerable to cyberattacks and lose visitor trust, as users expect online interactions to be secure. Implementing strong encryption via an SSL certificate addresses these technical vulnerabilities and meets evolving user expectations. |
| SSL is enabled on the website |
| Minimum Daily Unique Visitors: | 118 812 |
| Minimum Daily Visits: | 138 853 |
| Minimum Daily Page Views: | 239 055 |
| Minimum Monthly Unique Visitors: | 3 564 360 |
| Minimum Monthly Visits: | 4 165 590 |
| Minimum Monthly Page Views: | 7 171 650 |
| Minimum Yearly Unique Visitors: | 42 772 320 |
| Minimum Yearly Visits: | 49 987 080 |
| Minimum Yearly Page Views: | 86 059 800 |
| Maximum Daily Unique Visitors: | 150 304 |
| Maximum Daily Visits: | 160 325 |
| Maximum Daily Page Views: | 270 548 |
| Maximum Monthly Unique Visitors: | 4 509 120 |
| Maximum Monthly Visits: | 4 809 750 |
| Maximum Monthly Page Views: | 8 116 440 |
| Maximum Yearly Unique Visitors: | 54 109 440 |
| Maximum Yearly Visits: | 57 717 000 |
| Maximum Yearly Page Views: | 97 397 280 |
| Daily Revenue: | US$ 172 - 386 |
| Monthly Revenue: | US$ 5 160 - 11 580 |
| Yearly Revenue: | US$ 61 920 - 138 960 |
| Minimum: | US$ 92 880 |
| Maximum: | US$ 416 880 |
| Rank | Points | |
|---|---|---|
| 17 417 | 11 901 604 | |
| 17 418 | 11 901 603 | |
| 17 419 | 11 901 602 | |
| 17 420 | 11 901 601 | |
| 17 421 | 11 901 600 | |
| 17 422 | 11 901 599 | |
| 17 423 | 11 901 598 | |
| 17 424 | 11 901 598 | |
| 17 425 | 11 901 597 | |
| 17 426 | 11 901 596 | |
| 17 427 | 11 901 595 |