Infrastructure
· 9 checks — DNS, redirects, IPv6, crawlability, URL variants, and domain intelligence rolled into one auditable list.DRedirect ChainAction3 redirect(s), 248 ms totalFIX
https://telegraaf.nl
19 ms · HTTP/1.1
https://www.telegraaf.nl/
26 ms · HTTP/1.1
https://login.mediahuis.com/authorize?re...
168 ms · HTTP/1.1
https://www.telegraaf.nl/auth/callback/l...
35 ms · HTTP/1.1 FINAL
| # | URL | Status | Time | Protocol | Server |
|---|---|---|---|---|---|
| 1 | https://telegraaf.nl | 301 | 19 ms | HTTP/1.1 | cloudflare |
| 2 | https://www.telegraaf.nl/ | 302 | 26 ms | HTTP/1.1 | cloudflare |
| 3 | https://login.mediahuis.com/authorize?re... | 302 | 168 ms | HTTP/1.1 | cloudflare |
| 4 | https://www.telegraaf.nl/auth/callback/l... | 302 | 35 ms | HTTP/1.1 | cloudflare |
See the visual redirect chain in the HTTP Probe tab →
Each redirect adds latency. Try to minimize the chain to 1 hop.
Redirect chain — each hop adds latency; combine into one redirect where possible.
Source: Google Search Central / web.dev
If permanent, use 301 instead.
302 (Found) is for genuinely temporary redirects — if this redirect is permanent, switch to 301 to preserve SEO equity.
Learn more ▾ ▴
Search engines treat 302 as temporary, keeping the original URL indexed and not transferring full link equity to the destination. Use 301 (Moved Permanently) for permanent redirects (HTTP→HTTPS, www-vs-non-www, URL restructures).
Source: Google Search Central
CIPv6 ReadinessActionNo IPv6 supportREVIEW
IPv6 support is increasingly important for global accessibility. About 40% of internet users have IPv6 connectivity.
No AAAA records — same impact as 'no IPv6 (AAAA) records'; IPv6-preferring clients pay extra latency falling back to IPv4.
Source: Google IPv6 stats
BTLS Certificate Expiry & Recommendations84 days until leaf cert expires — 3 issues to addressREVIEW
Certificate validity
Recommended actions
- Enable HSTS: Strict-Transport-Security: max-age=31536000; includeSubDomains
- Enable DNSSEC on your domain for DNS spoofing protection
- Enable OCSP stapling on your TLS server to remove a CA roundtrip and protect user privacy
BCDN & DeliveryCloudflareREVIEW
A+DNS Records2 A records, 15 ms lookupPASS
| A | 104.18.34.171, 172.64.153.85 |
| AAAA | — |
| CNAME | — |
| NS | donna.ns.cloudflare.com, jeremy.ns.cloudflare.com |
| MX | 100 telegraaf-nl.mail.protection.outlook.com |
| TXT | 1password-site-verification=VH27YL5Q4FHLZOHF36KH4DIEIM DomainVerification=R7F9QMM0W71A27HK5S6AKQNSS7HFIYXKSX15AQKBO4C0SLCO0UTBXBKKXOA6Q... MS=ms22962864 adobe-idp-site-verification=2874515d68b0370803179f9e8d6698cb503e00756499a6e7a042... apple-domain-verification=J8uVvtlYLm2snDYa astro-domain-verification=cm03y1pyc02bw01m1qxb52ngg atlassian-domain-verification=6pmXgwnFg97VcZymPBajXWMApgo0EvG3OatYXgfleuo44Klq2a... google-site-verification=2Vck4Kbphdtv1fZz4vx5mYEwQScwk0GkNj9eylKY4qM google-site-verification=2qDIwPgi0H5bx2gHtfOQnvuB7OVEE8rqPP6BUmftVY0 google-site-verification=aoLH9RW5wJul08g6VoK8l3u6Nq2CqFFKfhu4jDJZ1cM google-site-verification=hMWxgzKsacgc6qfNRWaj7Qd0LtBwydNCxEZhSe57b2s google-site-verification=tdMu6D27Hv8uUwFK_QmKBC3dOyrNitJJlulECchcbyo ozYu2XydkIf3IGf3TlT1osDmWIAzyIlTEU2Cz7ePj3s= SPF v=spf1 include:mailswitch.nl include:spf.anachron.com include:amazonses.com ip4:... x#8YI5kjG7BjrCH9TEkSWkm@DyvROIMrWa%jbfN00z*V%!b4IIqNR6PWEn$8y38Qq#5VwE!5IgtCyUCg... |
| CAA | Lookup not available with standard resolver |
CAA record lookup requires a specialized DNS resolver. This check will be available in a future update.
Informational: CAA (Certification Authority Authorization) records weren't checked in this scan.
A+Crawlabilityrobots.txt present, sitemap with 241 URLsPASS
# All copyrights, neighbouring rights and database rights in the content and layout of this website/app are explicitly reserved and are for personal, non-commercial use only.
# In accordance with Article 4 of the Directive on Copyright in the Digital Single Market (CDSM) and its transposition into the law of the applicable Member State,
# all content of this website on which it is made available is not to be used for the purposes of text and data mining, extraction, scraping and/or the use of programs or robots
# for automatic data collection and/or extraction of digital data, whether for machine learning or artificial intelligence purposes or otherwise.
# See also the Terms and Conditions of this website.
# robots.txt prod De Telegraaf
user-agent: *
Allow: /
Allow: /tags
# Disallow Internal Search
Disallow: /zoeken/
# Disallow bundle
Disallow: /*?bundle
# Disallow infront widgets
Disallow: /infront/widget/
# Disallow Sponsored Articles for Google News
User-agent: Googlebot-News
Disallow: /branded-content/
Disallow: /brandedcontent/
# Disallow Large Language Models
User-agent: Amazonbot
Disallow: /
User-agent: anthropic-ai
Disallow: /
User-agent: Bytespider
Disallow: /
User-agent: CCBot
Disallow: /
User-agent: ChatGPT-User
Disallow: /
User-agent: ClaudeBot
Disallow: /
User-agent: Claude-Web
Disallow: /
User-agent: cohere-ai
Disallow: /
User-agent: Diffbot
Disallow: /
User-agent: FacebookBot
Disallow: /
User-agent: Google-Extended
Disallow: /
User-agent: GPTBot
Disallow: /
User-agent: magpie-crawler
Disallow: /
User-agent: omgili
Disallow: /
User-agent: omgilibot
Disallow: /
User-agent: PerplexityBot
Disallow: /
# User-agent: Google-CloudVertexBot
# Disallow: /
User-agent: meta-externalagent
Disallow: /
User-agent: meta-externalfetcher
Disallow: /
#list sitemaps
Sitemap: https://www.telegraaf.nl/sitemap.xml
Sitemap: https://www.telegraaf.nl/sitemap-image.xml
Sitemap: https://www.telegraaf.nl/sitemap-news.xml
Sitemap: https://www.telegraaf.nl/sitemap-video.xml
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A+URL Variantswww/non-www, trailing slash, HTTP→HTTPSPASS
www / non-www
Preferred variant: non-www
HTTP → HTTPS
Consistent
A+Domain Intelligencetelegraaf.nl — via Mediahuis TPS, 30 years, 9 months old, hosted on CloudflarePASS
Unknown
84 days
Issued by Google Trust Services
30 years, 9 months
Registered December 18, 1995
Not enabled
Protects against DNS spoofing
Cloudflare
ASN AS13335
172.64.153.85
Mediahuis TPS
Expiry timeline
Recommended actions
- Enable DNSSEC to protect visitors from DNS spoofing
- Enable registrar lock (clientTransferProhibited) to block unauthorized domain transfers
DNSSEC protects against DNS spoofing attacks. While not required, enabling DNSSEC adds an additional layer of security. Contact your DNS provider to enable it.
Without DNSSEC, an attacker who can poison your DNS can hijack your domain — and SSL certs alone don't stop them.
Learn more ▾ ▴
DNSSEC adds cryptographic signatures to DNS records, preventing forged responses from poisoning resolver caches. Without it, an attacker who controls the network path can redirect your domain to a malicious server before any HTTPS handshake happens. Most modern registrars (Cloudflare, Google Domains, Route 53) enable it with one toggle.
Source: ICANN / RFC 4033
The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers.
Without registrar lock, an attacker who phishes your registrar credentials can transfer the domain in minutes — total brand hijack.
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Registrar lock (clientTransferProhibited, clientUpdateProhibited, clientDeleteProhibited) requires extra verification before any transfer/update/delete. Every major registrar offers it free. Combined with 2FA on your registrar account, it's the strongest defense against domain hijacking.
Source: ICANN / domain-security best practice