Cas.cz had 22 availability checks done during the 2 412 day time frame beginning July 9, 2019. Cas.cz was available 22 times out of the total tests conducted, last recorded on December 31, 2025, with a 200 status code. All assessments indicated cas.cz faced no periods of inoperability as of February 14, 2026. The responses that had been received as of February 14, 2026, showed that no response had an error status. Data indicates cas.cz responded in 1.146 seconds on December 31, 2025, against its 1.140 seconds average.
| Russia | 100.00% | ||||||||
| 17:42 | |||||||||
| Site | Total Checks | Last Modified |
|---|---|---|
| 35 | March 22, 2019 | |
| 33 | July 9, 2019 | |
| 22 | July 9, 2019 | |
| 14 | June 24, 2024 | |
| 20 | June 18, 2021 |
Kakprosto.ru | Cas.cz | ||||
|---|---|---|---|---|---|
| Page Title | Web content creators must remember that a website title is often the only text visible in search results for users scanning down the page; therefore, making it instantly answer specific user questions with descriptive text significantly boosts click-through rates and improves answer relevance signals. |
|---|---|
| Akademie věd České republiky - Akademie věd České republiky Length: 77 characters | |
| Meta Description | Remember that while meta descriptions don't directly impact search engine rankings, they are a critical factor in click-through rate (CTR) optimization; a poorly written one, even on the first page, might be ignored, whereas a compelling one can significantly improve visibility and traffic. |
| Akademie věd České republiky, veřejná neuniverzitní výzkumná instituce. Length: 109 characters | |
| Meta Keywords | Modern SEO tools offer more valuable insights by analyzing on-page text, content structure, and backlink profiles, rather than focusing solely on the content within a meta keywords tag. |
| no meta keywords data for cas.cz 2026-02-14T23:13:52+00:00 | |
| Page Content | Use internal linking within page content to connect related topics across your website, improving user navigation, distributing link equity, and reinforcing site architecture. |
| Web Page Content Length: 60852 characters | |
| H1 Heading | Remember to use the H1 element correctly in your HTML markup to avoid potential penalties or ranking issues that could stem from improper heading structure implementation. |
| no h1 heading data for cas.cz 2026-02-14T23:13:52+00:00 | |
| H2 Headings | Employing keyword research to identify valuable secondary topics is essential when crafting H2 content, as these subheadings allow you to naturally expand upon the main subject, address related questions, and potentially capture additional search traffic targeting less competitive, specific long-tail keywords. |
| Aktuality Dění v Akademii Fotoreportáže Video a audio Časopisy AV ČR Count: 5 heading tag | |
| H3 Headings | Strategically place H3 headers within H2 sections to improve content scannability for users and crawlers, clearly outlining distinct sub-topics and guiding readers through your detailed information architecture. |
| Vzpomínky na Afriku aneb Co může ukrývat gorilí trus Stoleté zkameněliny želv z Česka a Polska ožívají v nové digitální databázi Středoškoláci prezentovali na konferenci Otevřené vědy výsledky svých stáží Týden Akademie věd vyvrcholí o víkendu, bohatý program propojí vědu a zábavu Čeští a italští astronomové představili výsledky vzájemné spolupráce Akademie věd ČR ocenila výjimečné výsledky ve vědě i popularizaci JAKNAJAK: Manažeři z pracovišť AV ČR sdílejí zkušenosti při řešení projektů Bohuslav Ošťádal obdržel Hlávkovu medaili, nadace ocenila i další osobnosti Božská léčiva: centrum PharmTheon na pražské Harfě vyvíjí nadějné léky Nebezpečný sumeček: invazní rybka původem z Ameriky škodí českým rybníkům Letecká archeologie: jak se hledají stopy našich předků z nebeské výšky Unikátní laboratoř se nachází přímo pod vrchem Vítkov v Praze Na stopě ohroženému sýčkovi aneb Jak jsme hledali nově vyklubaná sovata Propojím archeologii s přírodními vědami, říká Petr Škrdla Týden Akademie věd vyvrcholí o víkendu, program pokrývá Prahu i regiony Týden Akademie věd ČR: festival plný vědy a techniky, zábavy i poučení Knihovna AV ČR vlastní první vydání dřevořezu Dürerova Nosorožce NEZkreslená věda: Jak klikatá byla cesta k 28. říjnu 1918? Mohlo vše být jinak? and 2 more... Count: 19 heading tag | |
| H4 Headings | For optimal on-page SEO, strategically place H4 headers within content clusters to target specific long-tail keywords and enhance topical relevance for search engines. |
| no h4 headings data for cas.cz 2026-02-14T23:13:52+00:00 | |
| H5-H6 Headings | H5 and H6 headers significantly improve content scannability, allowing users to quickly grasp complex topics or navigate deep within a page's detailed sections for specific information. |
| no h5-h6 headings data for cas.cz 2026-02-14T23:13:52+00:00 | |
| Image ALT Attributes | For images used in portfolios or galleries, craft Image ALT attributes that highlight the subject matter, the artistic style if applicable, and potentially the title or medium of the work, offering a rich textual description for both accessibility and SEO purposes for art enthusiasts searching relevant terms. |
| no image alt attributes data for cas.cz 2026-02-14T23:13:52+00:00 | |
| Robots.txt | Some crawlers might be aware of multiple robots.txt files hosted on subdomains like `blog.example.com` or `api.example.com`. But ensure consistent guidelines across different tiers of your site architecture using a uniform crawl specification. |
| file robots.txt was found on the website | |
| XML Sitemap | Regular sitemap submission programming is essential for new website content, but striking a balance avoids excessive, repetitive crawls that could potentially create bottlenecks or trigger unnecessary notifications. |
| no xml sitemap data for cas.cz 2026-02-14T23:13:52+00:00 | |
| Page Size | Before implementing major visual redesigns or content additions, conduct thorough testing to ensure that the increased visual appeal doesn't come at the cost of significant page size bloat impacting performance. |
| page size: 59 kb | |
| Response Time | Attain higher user conversion rates and better SEO by focusing on end-to-end optimization that directly reduces the total time taken for page elements to load and become interactive, starting from the initial server response and extending through content rendering. |
| response time: 1.140 sec | |
| Minify CSS | Urgently minify CSS! Do not regroup or delay; every byte saved reduces load time and noticeably improves Core Web Vitals metrics delivering immediate SEO rewards, essential for a responsive and fast website experience across all devices. |
| Minified: /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/jeduvedu/jeduveduCustom.css /export/system/modules/cz.osw.opencms.types/resources/slick-photos/slick-photos.min.css Unminified: /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/main.css /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/owl.carousel.css /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/custom.css /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/owl.theme.css /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/ukraine.css /export/system/modules/cz.nelasoft.opencms.avcr/resources/css/jeduvedu/jeduvedu.css //netdna.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.css /export/system/modules/cz.nelasoft.opencms.media/resources/build/mediaelementplayer.css included in the page | |
| Minify JavaScript | While UglifyJS provides traditional minification, Esbuild employs a faster algorithm achieving excellent code compression; both are excellent options meeting the same resource management goals effectively. |
| Minified: //ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js /system/modules/cz.nelasoft.opencms.avcr/resources/js/jquery-ui.min.js /export/system/modules/cz.nelasoft.opencms.media/resources/build/mediaelement-and-player.min.js /system/modules/cz.nelasoft.opencms.avcr/resources/js/modernizr.js /system/modules/cz.nelasoft.opencms.avcr/resources/js/owl.carousel.min.js /system/modules/cz.nelasoft.opencms.avcr/resources/js/jquery.dotdotdot.min.js /system/modules/cz.osw.opencms.types/resources/slick-photos/slick/slick.min.js /system/modules/cz.osw.opencms.types/elements/cookies/cookieconsent.js Unminified: /system/modules/cz.nelasoft.opencms.avcr/resources/js/dropdown.js /system/modules/cz.nelasoft.opencms.avcr/resources/js/cookieconsent-init.js detected during site scan | |
| Structured Data | By adding schema markup to your website's HTML code, you empower search engines with explicit data about your content, which can lead to rich search results including star ratings, pricing, and images directly in the search engine results pages (SERPs). |
| no structured data data for cas.cz 2026-02-14T23:13:52+00:00 | |
| CDN Usage | As your website traffic expands, traffic costs become a pressing concern; by introducing a Content Delivery Network to absorb a portion of the incoming static asset demands, you proactively mitigate potential performance degradation and associated infrastructure expenses associated with bandwidth usage. |
| content is delivered via CDN | |
| SSL certificates | In some scenarios, such as updating legacy applications that expect HTTP traffic, server-side code might need to conditionally process requests that bypass SSL, requiring careful security code reviews before implementation. |
| SSL is enabled on the website |