CONTINUOUS INTERNET TELEMETRY24H DRIFT2,994 material changesacross 2,717 domains · -404 vs yesterdayDNS DRIFT19 domains changed DNS providertop destination cloudflare.com · -8 vs yesterdayEMAIL DRIFT6 domains switched email providertop destination google.comCERT DRIFT6 domains switched issuing CA24h · -1 vs yesterdayNOW3,326 curated domains not answering-6,392 vs yesterdayERRORS10,949 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT2,994 material changesacross 2,717 domains · -404 vs yesterdayDNS DRIFT19 domains changed DNS providertop destination cloudflare.com · -8 vs yesterdayEMAIL DRIFT6 domains switched email providertop destination google.comCERT DRIFT6 domains switched issuing CA24h · -1 vs yesterdayNOW3,326 curated domains not answering-6,392 vs yesterdayERRORS10,949 responded with an errorlast probe · 5xx / 404 / 429 / 403

t-online.de

Observed 2026-07-13T00:12:19.457133686+00:00 (19h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onAmazon
Secured byLet's Encrypt
Also usesGoogle Search Console
66 subdomains · push_legacy
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat t-online.de actually stands on - every host below is a signed observation
t-online.de
A / AAAA
52.209.116.12334.246.241.22054.217.253.146
Amazonserves the site
NS
dns02.dns.t-ipnet.depns.dtag.dedns20.dns.t-ipnet.dedns00.dns.t-ipnet.de+1 more
t-ipnet.de + dtag.deanswers its DNS
MX
mx00.t-online.demx03.t-online.demx02.t-online.demx01.t-online.de
t-online.dereceives its email
TLS
t-online.de
Let's Encryptissued its certificate

DNS Records

A 3

  • 52.209.116.123
  • 34.246.241.220
  • 54.217.253.146

MX 4

  • 10mx00.t-online.de
  • 10mx03.t-online.de
  • 10mx02.t-online.de
  • 10mx01.t-online.de

TXT 13

  • google-site-verification=cKQjq9M78jbRX073a91_V3oBM76hqbQDnK2uGelDpto
  • google-site-verification=YCYBJAGc1hE2hjEuhkLfNgzbAc1WWOi5AKyoCDlrhcE
  • google-site-verification=kLomR9c2yDgU-AUYNr9ma0XbvmzaOR_ZCv_ppOvbB6Y
  • v=spf1 ip4:194.25.134.16/28 ip4:194.25.134.80/28 ~all
  • google-site-verification=RuaGdsiIYwzDsAd0_s7yhFgYuYRc0Ylk01j209Mgvis
  • google-site-verification=pOdK8ndAYqDGA8-03SAwZoeJvnSWE50S25j_63u0FWw
  • google-site-verification=dNVp8NLTkRfU1YikWSzxglE25kMfUtFNyoiIxcnxiRc
  • BSI103622123645
  • google-site-verification=Zl48ijjwoVxIifNuZ5ozcydysO5owxNB1Z4V--dkgE0
  • google-site-verification=kOtokoaNZwnXoLMiWNnaX3leVCyA9DaOlP1IJKYu1DI

NS 5

  • dns02.dns.t-ipnet.de
  • pns.dtag.de
  • dns20.dns.t-ipnet.de
  • dns00.dns.t-ipnet.de
  • dns50.dns.t-ipnet.de

SOA 1

  • dns00.dns.t-ipnet.de dns.telekom.de

TLS Certificates (2)

Common NameIssuerExpires
t-online.de C=US, O=Let's Encrypt, CN=E7 Sat, 22 Aug 2026 12:02:17 +0000
E7 C=US, O=Internet Security Research Group, CN=ISRG Root X1 Fri, 12 Mar 2027 23:59:59 +0000

Subdomains (66)

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for t-online.de. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for t-online.de <a href="https://domaindrift.io/t/t-online.de"> <img src="https://domaindrift.io/badge/t-online.de.svg" width="300" height="64" alt="DomainDrift signed observations for t-online.de"> </a>

Ed25519 Receipt

Receipt ID
f346313c-fbcd-43b8-b8bf-5b94b52ff11c
Output Hash
0ee1b250fce8e1f6215a3e4f1d99b056e56862ddc9534f7135141f607b060ca7
Signature
ed25519:0a2d1eaeea0fe4697f7d3f91dab3ea57358b948602f4b56d12ff6e22c6465dbd327a720e895590fb381db80ca5f5b600e93e469d98fd60e25cffb7db9bccd408
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
Verify this in your browser