astro.cz
🖥 Status: up
🕒 Response Time: 0.221 sec
⬅️ Response Code: 200
Within the 1 814 day time frame starting on August 26, 2021, there have been 24 tests done on astro.cz's availability. In 24 of the tests that were conducted, astro.cz returned a code 200 in response, the most recent uptime occurring on April 13, 2026. As of August 14, 2026, there was no downtime experienced by astro.cz during the inspection process. As of August 14, 2026, the replies received indicated that no error responses had been reported. Averaging 0.337 seconds, the response time of astro.cz on April 13, 2026, was 0.221 seconds.
24
Last Updated: April 13, 2026
Astro overview
- Domain
- astro.cz
- Title
- Astronomický informační server astro.cz
- S Site Status Rank
- 38 867
- Search Wikipedia
- astro.cz
- Alternatives
- alternatives to astro.cz
- Recently checked
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concours-fonction-publique.gov.dz
Last Updated: July 6, 2026
Status: down
Response Time: — sec
Response Code: —
internationalpress.jp
Last Updated: April 12, 2026
Status: error
Response Time: 0.065 sec
Response Code: 403
Astro.cz
status check request map as of August 14, 2026
Country report for astro.cz as of August 14, 2026
| Japan | 100.00% | ||||||||
| 00:50 | 03:28 | ||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 17 | March 18, 2019 | |
| 20 | April 27, 2024 | |
| 24 | August 26, 2021 | |
| 5 | July 10, 2024 | |
| 21 | November 20, 2024 |
Concours-fonction-publique.gov.dz | Astro.cz | ||||
|---|---|---|---|---|---|
General SEO Report
| Page Title | Page Title tips for astro.cz: Refine your website title for the best possible return-on-investment by targeting high-intent keywords and phrases linked to your core business objectives and conversion goals. |
|---|---|
| Astronomický informační server astro.cz Length: 54 characters | |
| Meta Description | Meta Description tips for astro.cz: Remember, meta descriptions significantly impact click-through rates from search engine result pages, therefore ensure yours is compelling, concise, includes the primary keyword near the beginning, and stays under 150 characters. |
| no meta description data for astro.cz 2026-08-14T15:08:15+00:00 | |
| Meta Keywords | Meta Keywords tips for astro.cz: Instead of stuffing meta keywords, target specific, long-tail keywords naturally within body text, image alt attributes, and video subtitles for better results. |
| no meta keywords data for astro.cz 2026-08-14T15:08:15+00:00 | |
| Page Content | Page Content tips for astro.cz: Analyze user intent meticulously and structure page content to fulfill those needs directly, thereby achieving higher conversion rates and sustained organic traffic. |
| Web Page Content Length: 40359 characters | |
| H1 Heading | H1 Heading tips for astro.cz: While HTML validity requires proper nesting, the H1 tag's role in content hierarchy is paramount; ensure it accurately reflects the most important piece of information on your webpage's single, primary headline. |
| no h1 heading data for astro.cz 2026-08-14T15:08:15+00:00 | |
| H2 Headings | H2 Headings tips for astro.cz: Employing H2 headings allows for a more engaging and user-friendly presentation of information, breaking content into manageable chunks that tell a sub-story, improving accessibility features like screen reader navigation, and reinforcing the main topic's sub-points for better retention by your target audience. |
| 49. vesmírný týden 2025 Splývající hvězdné páry mohou obíhat centrální černou díru v Mléčné dráze Výzkumy v ASU AV ČR (310): Vodík a křemík v jasných bolidech mění paradigma o složení meteoroidů Astronomické výročí: Harlow Shapley 48. vesmírný týden 2025 Webb zaznamenal rychle rostoucí černou díru v raném vesmíru Rozhovory o vesmíru - Po stopách gravitačních vln Novinky o mezihvězdné kometě 3I/ATLAS Nominujte laureáta Ceny Zdeňka Kvíze 2026 47. vesmírný týden 2025 Saturn bez prstence Bolidy 7. 11. Plzeňská okna do vesmíru VII 30 let od objevu exoplanety 51 Peg b Zvýšená aktivita Drakonid zřejmě pouze radarem ve dne Count: 15 heading tag | |
| H3 Headings | H3 Headings tips for astro.cz: Consistent formatting and placement of H3 headers contribute significantly to your website's overall professionalism and user trust, as clear content structure with well-defined sections indicates high-quality, organized information delivery. |
| Aktuální články Astronomický snímek dne Česká astrofotografie měsíce Kalendář akcí Odběr novinek a akcí Krátké novinky 49. vesmírný týden 2025 Poslední čtenářská fotografie Zajímavé odkazy Další astronomické informace Vybrané weby ČAS Count: 11 heading tag | |
| H4 Headings | H4 Headings tips for astro.cz: While less critical for ranking than main headings, H4 tags contribute positively to user experience and content clarity, which indirectly supports overall SEO performance by satisfying user intent and encouraging exploration. |
| no h4 headings data for astro.cz 2026-08-14T15:08:15+00:00 | |
| H5-H6 Headings | H5-H6 Headings tips for astro.cz: When creating FAQ sections, structure the individual question headings using H5 and H6 tags, making each question scannable and potentially increasing visibility in featured snippets. |
| no h5-h6 headings data for astro.cz 2026-08-14T15:08:15+00:00 | |
| Image ALT Attributes | Image ALT Attributes tips for astro.cz: Write ALT text that is semantically relevant to the surrounding page content, ensuring the text naturally connects the image to the text, improving user experience and signaling contextual relevance to search engines for better SEO. |
| no image alt attributes data for astro.cz 2026-08-14T15:08:15+00:00 | |
| Robots.txt | Robots.txt tips for astro.cz: `robots.txt` syntax requires precise spelling for User-agent and Directive names; subtle letter case variations can completely change how directives are interpreted by crawlers, potentially leading to SEO issues. |
| file robots.txt was found on the website | |
| XML Sitemap | XML Sitemap tips for astro.cz: XML sitemaps inherently help webmasters prioritize content for search engines by including higher value pages like guides and comprehensive resources first, guiding bots to the most important articles and text-heavy information architecture elements. |
| no xml sitemap data for astro.cz 2026-08-14T15:08:15+00:00 | |
| Page Size | Page Size tips for astro.cz: User satisfaction and dwell time on your website are strongly correlated with perceived performance; reducing page size and load time directly contributes to a better user experience, which is a positive SEO signal. |
| page size: 39 kb | |
| Response Time | Response Time tips for astro.cz: Measuring server response time accurately involves checking metrics like Time To First Byte (TTFB) and using tools like Google PageSpeed Insights or WebPageTest to identify areas needing optimization for quicker response. |
| response time: 0.337 sec | |
| Minify CSS | Minify CSS tips for astro.cz: Minifying CSS contributes directly to faster loading pages, lower bounce rates, and higher conversions, while also aiding search engine indexing and ranking. |
| Unminified: https://fonts.googleapis.com/css?family=Open+Sans:300,300italic,400,400italic,600,600italic,700,700italic&subset=latin,latin-ext /_ui/css/main.css?5 /style/autoSuggest.css /_ui/css/jqueryUI/jquery-ui-1.8.23.custom.css /_ui/css/jquery-ui-timepicker-addon.css /_ui/css/responsive-tables.css /_ui/css/print.css included in the page | |
| Minify JavaScript | Minify JavaScript tips for astro.cz: JavaScript minification options within your Content Management System's plugin or theme settings might vary; carefully evaluate these tools understanding the trade-offs between compression ratios achievable, execution speed, and configuration ease required. |
| Minified: https://ajax.googleapis.com/ajax/libs/jquery/1.8.1/jquery.min.js https://cdnjs.cloudflare.com/ajax/libs/jquery-tools/1.2.7/jquery.tools.min.js /_ui/js/jquery.countdown.min.js https://ajax.googleapis.com/ajax/libs/jqueryui/1/jquery-ui.min.js /_ui/js/jquery-ui-timepicker-addon.min.js /_ui/js/jquery.colorbox-min.js Unminified: /_ui/js/jquery.plugin.js /_ui/js/jquery.countdown-cs.js /_ui/js/responsive-tables.js /script/jquery.autoSuggest.js /_ui/js/main.js?4 /script/kalendar.js //www.cookieconsent.com/releases/4.0.0/cookie-consent.js detected during site scan | |
| Structured Data | Structured Data tips for astro.cz: Use specific schema properties and entities accurately within your structured data markup to provide search engines with precise information, improving the reliability and relevance of your site's appearance in Search Engine Results Pages (SERPs). |
| no structured data data for astro.cz 2026-08-14T15:08:15+00:00 | |
| CDN Usage | CDN Usage tips for astro.cz: Utilize a Content Delivery Network to offload substantial traffic for static content from your application servers, thereby freeing up resources for complex backend processing and dynamic database queries, which directly contributes to improved server scalability and lower hosting costs. |
| content is delivered via CDN | |
| SSL certificates | SSL certificates tips for astro.cz: Securing your website URL with SSL/TLS encryption fundamentally protects user data privacy and confidentiality during transit, preventing potential man-in-the-middle attacks and ensuring data integrity. |
| no ssl certificates data for astro.cz 2026-08-14T15:08:15+00:00 |
Estimated Traffic
| Minimum Daily Unique Visitors: | 4 243 |
| Minimum Daily Visits: | 4 959 |
| Minimum Daily Page Views: | 8 537 |
| Minimum Monthly Unique Visitors: | 127 290 |
| Minimum Monthly Visits: | 148 770 |
| Minimum Monthly Page Views: | 256 110 |
| Minimum Yearly Unique Visitors: | 1 527 480 |
| Minimum Yearly Visits: | 1 785 240 |
| Minimum Yearly Page Views: | 3 073 320 |
| Maximum Daily Unique Visitors: | 5 368 |
| Maximum Daily Visits: | 5 725 |
| Maximum Daily Page Views: | 9 662 |
| Maximum Monthly Unique Visitors: | 161 040 |
| Maximum Monthly Visits: | 171 750 |
| Maximum Monthly Page Views: | 289 860 |
| Maximum Yearly Unique Visitors: | 1 932 480 |
| Maximum Yearly Visits: | 2 061 000 |
| Maximum Yearly Page Views: | 3 478 320 |
Estimated Valuation
| Daily Revenue: | US$ 6 - 14 |
| Monthly Revenue: | US$ 180 - 420 |
| Yearly Revenue: | US$ 2 160 - 5 040 |
Estimated Worth
| Minimum: | US$ 3 240 |
| Maximum: | US$ 15 120 |
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