WEBSITE REPORT

t3h.cz

Latest V2 analysis: 2026-09-12 · 16:07

Overall score53/100

Run fresh analysis Visit website Save website

Score model: score-2026-09-10-fAnalysis: 0.39.4.149Score integrity OK

SEO33Critical3/9 passed · 6 failed

Technical71Needs work15/21 passed · 6 failed

Performance50Critical3/6 passed · 3 failed

Security45Critical5/11 passed · 6 failed

Mobile67Needs work4/6 passed · 2 failed

SEO · 3/9 passed · 6 failed

Failed: Title length · Meta description · Exactly one H1 · Heading hierarchy · Image alt coverage · Structured data

Technical · 15/21 passed · 6 failed

Failed: robots.txt · XML sitemap · Favicon · Heading hierarchy valid · Single H1 · Cache policy declared

Performance · 3/6 passed · 3 failed

Failed: Response under 1.5s · Parser blocking scripts <= 2 · Image dimensions >= 80%

Security · 5/11 passed · 6 failed

Failed: HSTS · Content Security Policy · MIME sniffing protection · Frame protection · Referrer Policy · Permissions Policy

Mobile · 4/6 passed · 2 failed

Failed: Responsive viewport · Responsive image markup

Category scores are calculated directly from the individual checks: passed divided by all rated checks. Unrated or not-applicable checks are shown separately and are not counted as passed.

GOOGLE SAFE BROWSING

Security reputation

Checks the website against known Google Safe Browsing threats.

Unavailable

APIV5

Matches0

Checked at—

HTTP 429 · application/x-protobuf

Website preview

Open in new tab

DesktopWide browser viewport

https://t3h.cz/

MobileNarrow smartphone viewport

Screenshot is being created …

REPORT SUMMARY

What matters most

Critical findings are shown before improvements.

Critical issues2

Improvements12

Strongest areaTechnical 71/100

Needs most attentionSEO 33/100

HTTP status200

Load time3784 ms

Page size86 KB

H1 headings0

Images14

Missing alt12

Search Engine Optimization

Title tagT3H – TYPO3 hosting – specializovaný webhosting pro TYPO3, WordPress, CS-Cart a GIS řešení

Meta descriptionZrychlete vaše stránky Úžasné stránky postavené na TYPO3, WordPressu nebo CS-Cartu, které fungují rychlostí blesku PODPORA O vaše stránky se staráme průběžně, stejně jako o jejich bezpečnostní aktualizace. Je to ostatně v našem zájmu.

Canonicalhttps://www.t3h.cz/

Languagecs

Text / HTML ratio7.7 %

Headings

H1: 0

H2: 17Zrychlete vaše stránky · Parametry TYPO3 hosting · SPECIALIZOVANÁ PODPORA

H3: 0

H4: 2Martin Kokeš · Fakturační údaje

H5: 0

H6: 0

Keyword cloud

typo3 12pro 12hosting 9služeb 8stránky 7nás 6včetně 6systému 6wordpressu 5nebo 5jejich 5jádra 5tarify 5bez 5jako 4

Search Preview

https://t3h.cz/

T3H – TYPO3 hosting – specializovaný webhosting pro TYPO3, WordPress, CS-Cart a GIS řešení

Zrychlete vaše stránky Úžasné stránky postavené na TYPO3, WordPressu nebo CS-Cartu, které fungují rychlostí blesku PODPORA O vaše stránky se staráme průběžně, stejně jako o jejich bezpečnostní aktualizace. Je to ostatně v našem zájmu.

Title length90 characters

Description length242 characters

Image alt coverage14%

Keyword Consistency

KeywordCountTitleDescriptionH1

typo312✓✓—

pro12✓——

hosting9✓——

služeb8———

stránky7—✓—

nás6———

včetně6———

systému6———

SEO & Indexability

Can search engines understand and index this page?

Indexable

TitleReview90 characters

Meta descriptionReview242 characters

Robots indexingGoodIndexing allowed

CanonicalGoodhttps://www.t3h.cz/

Heading hierarchyReviewSkipped heading level

Primary H1Review0 found

LanguageGoodcs

Structured dataReviewNot detected

Meta robotsmax-image-preview:large

GooglebotNo separate directive

X-Robots-TagNot set

Hreflang0 entries

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Prioritized actionsWhat should be fixed first

Exact affected URLsWhich pages are actually affected

Technical root causeWhy an issue occurs

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Usability & Technologies

robots.txtNot found

XML SitemapNot found

FaviconNot found

Compressiongzip

Doctypehtml

EncodingDetected

Open GraphDetected

Twitter CardsNot detected

Schema / JSON-LDDetected

Iframes0

Embedded objects0

Server, DNS & TLS

IPv4185.59.209.133

IPv62a00:1ed0:70::100:1

Nameserversns.wedos.eu, ns.wedos.net, ns.wedos.cz, ns.wedos.com

Mail servers10 mail.t3h.cz

TLS certificateAvailable

TLS issuerLet's Encrypt

TLS expires2026-10-18T02:40:28+00:00

Security & HTTPS

Transport encryption, certificate health, browser security headers and insecure resources.

45/100

✓HTTPS

Website is served over HTTPS.

✓HTTP → HTTPS

HTTP requests are redirected to HTTPS.

✓TLS certificate

Certificate is available and valid.

✓Mixed content

No insecure HTTP resources detected.

!HSTS

Enable HSTS after HTTPS works everywhere.

!Content Security Policy

Add a restrictive Content-Security-Policy header.

!MIME sniffing

Send X-Content-Type-Options: nosniff.

!Frame protection

Use CSP frame-ancestors or X-Frame-Options.

!Referrer Policy

Add an appropriate Referrer-Policy header.

!Permissions Policy

Restrict unnecessary browser features with Permissions-Policy.

TLS issuerLet's Encrypt

TLS expires2026-10-18T02:40:28+00:00

Days remaining35

Mixed resources0

TECHNICAL & INFRASTRUCTURE

Delivery, DNS & Server

How the website is delivered before content and SEO are considered.

92/100

HTTP status200

Response time3784 ms

HTML size86 KB

CompressionGzip compression

IPv4185.59.209.133

IPv62a00:1ed0:70::100:1

Nameservers4

Mail servers1

Redirects2

HTTP → HTTPSYes

WWW resolvesYes

TLSAvailable

Content-Typetext/html; charset=UTF-8

Doctypehtml

Character encodingDetected

Languagecs

Server headernginx/1.22.1

X-Powered-ByNot disclosed

Cache-ControlNot sent

Primary IP185.59.209.133

Redirect Analysis

HTTP 301http://t3h.cz/ → https://t3h.cz/

HTTP 301https://t3h.cz/ → https://www.t3h.cz/

HTTP 200https://www.t3h.cz/

DOMAIN & URL

Domain & URL Analysis

Local URL-quality checks using data already collected by the core analysis.

Current URLhttps://t3h.cz/

HTTPSPassed

URL length15 characters

Domain length6 characters

Domain label length3 characters

Hyphen in domainNone

UnderscorePassed

IDN / PunycodeNo

Subdomains0

WWW hostNo

Canonical hostPassed

Redirect target hostPassed

SEO-friendly URLPassed

404 Error Page

The 404-page check is running asynchronously or unavailable.

DOMAIN PROTECTION

Typo Domains

Common typo variants are generated locally and DNS-tested asynchronously. A missing DNS record is not proof that a domain is available to register.

Typo-domain check is running asynchronously or unavailable.

Domain Registration (RDAP)

RDAP data unavailable for this domain. The check runs asynchronously and does not delay the core report.

PageSpeed Insights

Mobile and desktop Lighthouse performance, measured asynchronously.

Deferred during crawler run

Links & Crawlability

Link analysis

Up to 12 links are checked asynchronously after the core report.

Internal links7

External domains3

Follow links10

NoFollow links0

Links without text0

Broken in sample0 / 0

Crawlability

robots.txtMissing

Meta robotsmax-image-preview:large

IndexingIndexable

Canonicalhttps://www.t3h.cz/

Canonical hostMatches

XML sitemapMissing

Hreflang entries0

Link sample

DestinationTypeRelAnchor text

https://www.t3h.cz/Internalfollow—

https://www.t3h.cz/InternalfollowHOME

https://www.t3h.cz/cenik/InternalfollowCENÍK

https://www.t3h.cz:8080/InternalfollowSPRÁVA WEBHOSTINGU

https://mail.t3h.cz/ExternalfollowWEBMAIL

https://stats.uptimerobot.com/wpB9jhA8yExternalfollowSTAV SLUŽEB

https://www.t3h.cz/author/martin/InternalfollowMartin Kokeš

https://www.t3h.cz/Internalfollow—

https://www.t3h.cz/InternalfollowTYPO3 hosting

https://www.serverpark.cz/ExternalfollowServerParku

SEO

✓Title presentPassed

×Title lengthNeeds attention

×Meta descriptionNeeds attention

×Exactly one H1Needs attention

×Heading hierarchyNeeds attention

✓CanonicalPassed

×Image alt coverageNeeds attention

×Structured dataNeeds attention

✓Open Graph metadataPassed

Technical

✓HTTP status 2xxPassed

✓HTML content typePassed

✓HTML languagePassed

✓Character encodingPassed

✓HTML doctypePassed

✓Robots allows indexingPassed

×robots.txtNeeds attention

×XML sitemapNeeds attention

×FaviconNeeds attention

✓Internal links presentPassed

✓DNS address presentPassed

✓No redirect loopPassed

✓Short redirect chainPassed

✓Canonical presentPassed

✓Canonical matches hostPassed

×Heading hierarchy validNeeds attention

×Single H1Needs attention

×Cache policy declaredNeeds attention

✓No duplicate scriptsPassed

✓No duplicate stylesheetsPassed

✓No external resources without SRIPassed

Performance

×Response under 1.5sNeeds attention

✓HTML under 250 KBPassed

✓Compression enabledPassed

×Parser blocking scripts <= 2Needs attention

✓Blocking stylesheets <= 4Passed

×Image dimensions >= 80%Needs attention

Security

✓HTTPSPassed

✓HTTP redirects to HTTPSPassed

✓Valid TLS certificatePassed

✓No mixed contentPassed

×HSTSNeeds attention

×Content Security PolicyNeeds attention

×MIME sniffing protectionNeeds attention

×Frame protectionNeeds attention

×Referrer PolicyNeeds attention

×Permissions PolicyNeeds attention

✓Email privacyPassed

Mobile

✓Viewport meta tagPassed

×Responsive viewportNeeds attention

✓No embedded objectsPassed

✓No fixed-width layout hintsPassed

✓No tiny-control hintsPassed

×Responsive image markupNeeds attention

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