WEBSITE REPORT

kndb.nl

Latest V2 analysis: 2026-09-12 · 16:08

Overall score79/100

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

SEO89Good8/9 passed · 1 failed

Technical86Good18/21 passed · 3 failed

Performance83Good5/6 passed · 1 failed

Security55Critical6/11 passed · 5 failed

Mobile83Good5/6 passed · 1 failed

SEO · 8/9 passed · 1 failed

Failed: Heading hierarchy

Technical · 18/21 passed · 3 failed

Failed: Heading hierarchy valid · Cache policy declared · No external resources without SRI

Performance · 5/6 passed · 1 failed

Failed: Parser blocking scripts <= 2

Security · 6/11 passed · 5 failed

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

Mobile · 5/6 passed · 1 failed

Failed: Responsive viewport

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://kndb.nl/

MobileNarrow smartphone viewport

Screenshot is being created …

REPORT SUMMARY

What matters most

Critical findings are shown before improvements.

Critical issues1

Improvements5

Strongest areaSEO 89/100

Needs most attentionSecurity 55/100

HTTP status200

Load time683 ms

Page size163 KB

H1 headings1

Images28

Missing alt0

Search Engine Optimization

Title tagKoninklijke Nederlandse Dambond – Verrassend Slagvaardig

Meta descriptionMeer nieuws.... Binnenkort Uitgelicht Bondsberichten https://youtu.be/pMEIQ3X3ixU?si=uq1Uli1uIPyVfzZ6

Canonicalhttps://www.kndb.nl/

Languagenl-NL

Text / HTML ratio2.0 %

Headings

H1: 1Koninklijke Nederlandse Dambond

H2: 25Denk mee!! · Nieuwe magnetische klassieke damsets in de voorverkoop – schrijf je nu in! · Kennisgeving van besluit tot wijziging van de Statuten door de Bondsraad op 26 september

H3: 0

H4: 3Binnenkort · Uitgelicht · Bondsberichten

H5: 0

H6: 0

Keyword cloud

september 5augustus 4nieuwe 3van 3dammen 3kndb 3denk 2mee 2online 2digitaal 2noteren 2voor 2magnetische 1klassieke 1damsets 1

Search Preview

https://kndb.nl/

Koninklijke Nederlandse Dambond – Verrassend Slagvaardig

Meer nieuws.... Binnenkort Uitgelicht Bondsberichten https://youtu.be/pMEIQ3X3ixU?si=uq1Uli1uIPyVfzZ6

Title length56 characters

Description length101 characters

Image alt coverage100%

Keyword Consistency

KeywordCountTitleDescriptionH1

september5———

augustus4———

nieuwe3———

van3———

dammen3———

kndb3———

denk2———

mee2—✓—

SEO & Indexability

Can search engines understand and index this page?

Indexable

TitleGood56 characters

Meta descriptionGood101 characters

Robots indexingGoodIndexing allowed

CanonicalGoodhttps://www.kndb.nl/

Heading hierarchyReviewSkipped heading level

Primary H1Good1 found

LanguageGoodnl-NL

Structured dataGoodWebSite, SearchAction, WebPage, ReadAction

Meta robotsmax-image-preview:large, max-snippet:-1, max-video-preview:-1

GooglebotNo separate directive

X-Robots-TagNot set

Hreflang0 entries

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Exact affected URLsWhich pages are actually affected

Technical root causeWhy an issue occurs

Step-by-step remediationConcrete path to a fix

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Usability & Technologies

robots.txtFound

XML SitemapFound

FaviconFound

Compressionzstd

Doctypehtml

EncodingDetected

Open GraphDetected

Twitter CardsDetected

Schema / JSON-LDDetected

Iframes1

Embedded objects0

Server, DNS & TLS

IPv4172.67.182.193, 104.21.18.167

IPv62606:4700:3037::6815:12a7, 2606:4700:3032::ac43:b6c1

Nameserverscheryl.ns.cloudflare.com, malcolm.ns.cloudflare.com

Mail servers5 alt1.aspmx.l.google.com, 1 aspmx.l.google.com, 5 alt2.aspmx.l.google.com, 10 aspmx2.googlemail.com, 10 aspmx3.googlemail.com

TLS certificateAvailable

TLS issuerGoogle Trust Services

TLS expires2026-11-17T10:08:05+00:00

Security & HTTPS

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

55/100

✓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

Permissions-Policy is configured.

TLS issuerGoogle Trust Services

TLS expires2026-11-17T10:08:05+00:00

Days remaining65

Mixed resources0

TECHNICAL & INFRASTRUCTURE

Delivery, DNS & Server

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

100/100

HTTP status200

Response time683 ms

HTML size163 KB

CompressionZstandard compression

IPv4172.67.182.193, 104.21.18.167

IPv62606:4700:3037::6815:12a7, 2606:4700:3032::ac43:b6c1

Nameservers2

Mail servers5

Redirects2

HTTP → HTTPSYes

WWW resolvesYes

TLSAvailable

Content-Typetext/html; charset=UTF-8

Doctypehtml

Character encodingDetected

Languagenl-NL

Server headercloudflare

X-Powered-ByPHP/8.5.10

Cache-ControlNot sent

Primary IP172.67.182.193

Redirect Analysis

HTTP 301http://kndb.nl/ → https://kndb.nl/

HTTP 301https://kndb.nl/ → https://www.kndb.nl/

HTTP 200https://www.kndb.nl/

DOMAIN & URL

Domain & URL Analysis

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

Current URLhttps://kndb.nl/

HTTPSPassed

URL length16 characters

Domain length7 characters

Domain label length4 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 links68

External domains10

Follow links77

NoFollow links2

Links without text0

Broken in sample0 / 0

Crawlability

robots.txtFound

Meta robotsmax-image-preview:large, max-snippet:-1, max-video-preview:-1

IndexingIndexable

Canonicalhttps://www.kndb.nl/

Canonical hostMatches

XML sitemapFound

Hreflang entries0

Link sample

DestinationTypeRelAnchor text

https://live.kndb.nl/games/live.phpExternalfollowLive

https://www.kndb.nl/nieuwe-app-beschikbaar-voor-kndb-leden/InternalfollowClubApp

https://www.kndb.nl/rating-2/InternalfollowRating

https://www.kndb.nl/gang-van-zaken-ledenadministratie/InternalfollowLedenadministratie

https://www.kndb.nl/bondsbureau-en-bezetting/InternalfollowContact

https://www.kndb.nl/privacy-statement-van-de-kndb/InternalfollowPrivacy

https://www.kndb.nl/Internalfollow—

https://www.kndb.nlInternalfollowKoninklijke Nederlandse Dambond

https://staatsloterij.nederlandseloterij.nl/Externalfollow—

https://www.kndb.nl/nieuws/InternalfollowNieuws

https://www.kndb.nl/damkalender/InternalfollowDamkalender

https://www.kndb.nl/jeugddammen/InternalfollowJeugd

https://www.kndb.nl/kndb-organisatie-2/InternalfollowKNDB

https://www.kndb.nl/wedstrijden/InternalfollowWedstrijden

https://www.kndb.nl/opleiding/InternalfollowOpleiding

https://www.kndb.nl/damclubs-nl/InternalfollowDamclubs

https://www.kndb.nl/topsport/InternalfollowTeamNL

https://www.kndb.nl/denk-mee/Internalfollow—

https://www.kndb.nl/nieuwe-magnetische-klassieke-damsets-in-de-voorverkoop-schrijf-je-nu-in/Internalfollow—

https://www.kndb.nl/kennisgeving-van-besluit-tot-wijziging-van-de-statuten-door-de-bondsraad-op-26-september/Internalfollow—

SEO

✓Title presentPassed

✓Title lengthPassed

✓Meta descriptionPassed

✓Exactly one H1Passed

×Heading hierarchyNeeds attention

✓CanonicalPassed

✓Image alt coveragePassed

✓Structured dataPassed

✓Open Graph metadataPassed

Technical

✓HTTP status 2xxPassed

✓HTML content typePassed

✓HTML languagePassed

✓Character encodingPassed

✓HTML doctypePassed

✓Robots allows indexingPassed

✓robots.txtPassed

✓XML sitemapPassed

✓FaviconPassed

✓Internal links presentPassed

✓DNS address presentPassed

✓No redirect loopPassed

✓Short redirect chainPassed

✓Canonical presentPassed

✓Canonical matches hostPassed

×Heading hierarchy validNeeds attention

✓Single H1Passed

×Cache policy declaredNeeds attention

✓No duplicate scriptsPassed

✓No duplicate stylesheetsPassed

×No external resources without SRINeeds attention

Performance

✓Response under 1.5sPassed

✓HTML under 250 KBPassed

✓Compression enabledPassed

×Parser blocking scripts <= 2Needs attention

✓Blocking stylesheets <= 4Passed

✓Image dimensions >= 80%Passed

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 PolicyPassed

✓Email privacyPassed

Mobile

✓Viewport meta tagPassed

×Responsive viewportNeeds attention

✓No embedded objectsPassed

✓No fixed-width layout hintsPassed

✓No tiny-control hintsPassed

✓Responsive image markupPassed

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