WEBSITE REPORT

rosenberger.com

Latest V2 analysis: 2026-09-12 · 00:15

Overall score77/100

Run fresh analysis Visit website Website opslaan

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

SEO67Needs work6/9 passed · 3 failed

Technical100Excellent21/21 passed · 0 failed

Performance67Needs work4/6 passed · 2 failed

Security82Good9/11 passed · 2 failed

Mobile67Needs work4/6 passed · 2 failed

SEO · 6/9 passed · 3 failed

Failed: Title length · Meta description · Image alt coverage

Technical · 21/21 passed · 0 failed

All rated checks passed.

Performance · 4/6 passed · 2 failed

Failed: Parser blocking scripts <= 2 · Blocking stylesheets <= 4

Security · 9/11 passed · 2 failed

Failed: Permissions Policy · Email privacy

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

Veiligheidsreputatie

Controleert de website op bekende Google Safe Browsing-bedreigingen.

De Safe Browsing-controle staat in de wachtrij.

APIV5

Treffers0

Gecontroleerd op—

De Safe Browsing-controle staat in de wachtrij.

Website preview

Open in new tab

DesktopWide browser viewport

https://rosenberger.com/

MobileNarrow smartphone viewport

Screenshot is being created …

REPORT SUMMARY

What matters most

Critical findings are shown before improvements.

Critical issues0

Improvements5

Strongest areaTechnical 100/100

Needs most attentionSEO 67/100

HTTP status200

Load time282 ms

Page size108 KB

H1 headings1

Images56

Missing alt18

Search Engine Optimization

Title tagConnectivity Solutions for Data, Signal & Power Transmission â Rosenberger Group

Meta descriptionDiscover Rosenberger's connectivity solutions for reliable data, signal, and power transmission. High-frequency, fiber optic, and high-voltage technologies for demanding applications.

Canonicalhttps://www.rosenberger.com/

Languageen

Text / HTML ratio12.8 %

Headings

H1: 1Rosenberger Group

H2: 5Powering Progress Through Connection · Latest News · Solutions for Demanding Technologies

H3: 0

H4: 0

H5: 0

H6: 0

Keyword cloud

high 13data 7rosenberger 7performance 6solutions 6power 5applications 4connectors 4connectivity 4reliable 4portfolio 4voltage 4hvs 4demanding 4learn 4

Search Preview

https://rosenberger.com/

Connectivity Solutions for Data, Signal & Power Transmission â Rosenberger Group

Discover Rosenberger's connectivity solutions for reliable data, signal, and power transmission. High-frequency, fiber optic, and high-voltage technologies for demanding applications.

Title length82 characters

Description length183 characters

Image alt coverage68%

Keyword Consistency

KeywordAantalTitleDescriptionH1

high13—✓—

data7✓✓—

rosenberger7✓✓✓

performance6———

solutions6✓✓—

power5✓✓—

applications4—✓—

connectors4———

SEO & indexeerbaarheid

Kunnen zoekmachines deze pagina begrijpen en indexeren?

Indexeerbaar

TitleControleren82 tekens

MetabeschrijvingControleren183 tekens

Robots indexingGoedIndexing allowed

CanonicalGoedhttps://www.rosenberger.com/

Heading hierarchyGoedLogical order

Primary H1Goed1 found

TaalGoeden

Structured dataGoedOrganization, ContactPoint

Meta robotsNo restrictive directive

GooglebotNo separate directive

X-Robots-TagNot set

Hreflang3 items

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Technical root causeWhy an issue occurs

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Usability & Technologies

robots.txtFound

XML SitemapFound

FaviconFound

Compressiongzip

Doctypehtml

EncodingDetected

Open GraphDetected

Twitter CardsNot detected

Schema / JSON-LDDetected

Iframes0

Embedded objects0

Server, DNS & TLS

IPv478.46.152.70

IPv6Not detected

Nameserversns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

Mail servers10 de-smtp-inbound-1.mimecast.com, 10 de-smtp-inbound-2.mimecast.com

TLS certificateAvailable

TLS issuerDigiCert Inc

TLS expires2027-03-21T23:59:59+00:00

Security & HTTPS

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

82/100

✓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

Strict-Transport-Security is enabled.

✓Content Security Policy

A Content-Security-Policy header is present.

✓MIME sniffing

X-Content-Type-Options: nosniff is enabled.

✓Frame protection

Frame embedding is restricted.

✓Referrer Policy

Referrer-Policy is configured.

!Permissions Policy

Restrict unnecessary browser features with Permissions-Policy.

TLS issuerDigiCert Inc

TLS expires2027-03-21T23:59:59+00:00

Resterende dagen190

Mixed resources0

TECHNICAL & INFRASTRUCTURE

Delivery, DNS & Server

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

100/100

HTTP status200

Response time282 ms

HTML size108 KB

CompressionGzip compression

IPv478.46.152.70

IPv6Not detected

Nameservers3

Mail servers2

Redirects2

HTTP → HTTPSYes

WWW resolvesYes

TLSAvailable

Content-Typetext/html; charset=utf-8

Doctypehtml

Character encodingDetected

Languageen

Server headerHTTP Server

X-Powered-ByNot disclosed

Cache-Controlmax-age=0

Primary IP78.46.152.70

Redirect Analysis

HTTP 301http://rosenberger.com/ → https://rosenberger.com/

HTTP 301https://rosenberger.com/ → https://www.rosenberger.com/

HTTP 200https://www.rosenberger.com/

DOMAIN & URL

Domain & URL Analysis

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

Current URLhttps://rosenberger.com/

HTTPSPassed

URL length24 characters

Domain length15 characters

Domain label length11 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

Linkanalyse

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

Interne links208

Externe domeinen22

Follow links235

NoFollow links0

Links zonder tekst3

Broken in sample0 / 0

Crawlbaarheid

robots.txtFound

Meta robotsNo restrictive directive

IndexingIndexable

Canonicalhttps://www.rosenberger.com/

Canonical hostMatches

XML sitemapFound

Hreflang entries3

Linksteekproef

BestemmingTypeRelAnkertekst

https://rosenberger.com/de/Internalfollowde

https://rosenberger.com/Internalfollow—

https://rosenberger.com/markets/InternalfollowMarkets & Applications

https://rosenberger.com/markets/automotive/all-terrain/InternalfollowAll-Terrain - Agricultural & Construction

https://rosenberger.com/markets/automotive/InternalfollowAutomotive

https://rosenberger.com/markets/automotive/assistance-systems-and-autonomous-driving/InternalfollowAdvanced Driver Assistance Systems (ADAS) and Autonomous Driving

https://rosenberger.com/markets/automotive/infotainment/InternalfollowInfotainment

https://rosenberger.com/markets/automotive/hybrid-electric-mobility/InternalfollowE-Mobility

https://rosenberger.com/markets/automotive/lev/InternalfollowLight Electric Vehicles (LEVs)

https://rosenberger.com/products/test-equipment/test-equipment-for-automotive-connectors/InternalfollowTest Equipment for Automotive Connectors

https://rosenberger.com/markets/mobile-communication/InternalfollowMobile Communication

https://rosenberger.com/markets/mobile-communication/site-infrastructure/InternalfollowSite Infrastructure Solutions

https://rosenberger.com/markets/mobile-communication/passive-intermodulation-testing/InternalfollowPassive Intermodulation Testing

https://rosenberger.com/markets/mobile-communication/interconnect-solutions/InternalfollowInterconnect Solutions

https://rosenberger.com/markets/mobile-communication/open-ran/InternalfollowOpen RAN

https://rosenberger.com/markets/test-measurement/InternalfollowSemicon & Test

SEO

✓Title presentGeslaagd

×Title lengthAandacht nodig

×Meta descriptionAandacht nodig

✓Exactly one H1Geslaagd

✓Heading hierarchyGeslaagd

✓CanonicalGeslaagd

×Image alt coverageAandacht nodig

✓Structured dataGeslaagd

✓Open Graph metadataGeslaagd

Technical

✓HTTP status 2xxGeslaagd

✓HTML content typeGeslaagd

✓HTML languageGeslaagd

✓Character encodingGeslaagd

✓HTML doctypeGeslaagd

✓Robots allows indexingGeslaagd

✓robots.txtGeslaagd

✓XML sitemapGeslaagd

✓FaviconGeslaagd

✓Internal links presentGeslaagd

✓DNS address presentGeslaagd

✓No redirect loopGeslaagd

✓Short redirect chainGeslaagd

✓Canonical presentGeslaagd

✓Canonical matches hostGeslaagd

✓Heading hierarchy validGeslaagd

✓Single H1Geslaagd

✓Cache policy declaredGeslaagd

✓No duplicate scriptsGeslaagd

✓No duplicate stylesheetsGeslaagd

✓No external resources without SRIGeslaagd

Performance

✓Response under 1.5sGeslaagd

✓HTML under 250 KBGeslaagd

✓Compression enabledGeslaagd

×Parser blocking scripts <= 2Aandacht nodig

×Blocking stylesheets <= 4Aandacht nodig

✓Image dimensions >= 80%Geslaagd

Security

✓HTTPSGeslaagd

✓HTTP redirects to HTTPSGeslaagd

✓Valid TLS certificateGeslaagd

✓No mixed contentGeslaagd

✓HSTSGeslaagd

✓Content Security PolicyGeslaagd

✓MIME sniffing protectionGeslaagd

✓Frame protectionGeslaagd

✓Referrer PolicyGeslaagd

×Permissions PolicyAandacht nodig

×Email privacyAandacht nodig

Mobile

✓Viewport meta tagGeslaagd

×Responsive viewportAandacht nodig

✓No embedded objectsGeslaagd

✓No fixed-width layout hintsGeslaagd

✓No tiny-control hintsGeslaagd

×Responsive image markupAandacht nodig

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