CONTINUOUS INTERNET TELEMETRY24H DRIFT492 material changesacross 440 domains · -166 vs yesterdayDNS DRIFT1 domain changed DNS providertop destination selectel.ru · -1 vs yesterdayCERT DRIFT2 domains switched issuing CA24hNOW3,091 curated domains not answering+262 vs yesterdayERRORS20,601 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED56,788 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT492 material changesacross 440 domains · -166 vs yesterdayDNS DRIFT1 domain changed DNS providertop destination selectel.ru · -1 vs yesterdayCERT DRIFT2 domains switched issuing CA24hNOW3,091 curated domains not answering+262 vs yesterdayERRORS20,601 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED56,788 throttled or blocked our scanner429 rate-limit / 403 bot-block

ctdns.cn

Observed Jul 18, 2026, 12:42 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Not responding
Signed observation on record.
tranco_5k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ctdns.cn actually stands on - every host below is a signed observation
ctdns.cn
NS
ns4.ctdns.cnns1.ctdns.cnns3.ctdns.cnns2.ctdns.cn
ctdns.cnanswers its DNS

DNS Records

NS 4

  • ns4.ctdns.cn
  • ns1.ctdns.cn
  • ns3.ctdns.cn
  • ns2.ctdns.cn

SOA 1

  • ns1.ctdns.cn root.ctdns.cn

TLS Certificates (0)

None.

Subdomains (0)

None observed.

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 ctdns.cn. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
9a64ab06-5bba-436f-b590-6be38e9fe3ec
Output Hash
4b2de8410f3cde54ebaf1527c7da9695531d2e03f3ecfa0a3d4fe25fcd0bbeed
Signature
ed25519:091726cae62daefb3af4f9bb7883bcf162f68c93f3d1620142cbcd32720e2f9afb791437b9af04e4f277d218131543c2e79b5924c62904dbc90e80aa6ae1ea05
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
Verify this in your browser