CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 23,751 material changesacross 22,151+ domains · 24h to ~15h ago · a floor, 9h of 24 walkedNOW564 curated domains not reachablelast probe, steadySITE ERRORS34,111 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 155,157 sites429 rate-limit / 403 bot-block, a posture signal

edu.sh.cn

Observed Jul 25, 2026, 05:35 UTC (6d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Not responding
Signed observation on record.
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat edu.sh.cn actually stands on - every host below is a signed observation
edu.sh.cn
A / AAAA
202.121.49.209
unattributedserves the site
NS
primary.edu.sh.cnsecondary.edu.sh.cn
sh.cnanswers its DNS
MX
mail.edu.sh.cnsmtp.edu.sh.cn
sh.cnreceives its email

DNS Records

A 1

  • 202.121.49.209

MX 2

  • 10mail.edu.sh.cn
  • 10smtp.edu.sh.cn

TXT 2

  • yl8jzdktgf1f2hxm0w2wzhllb8bsx33c
  • 3d43556d8a780318298ab7d658ff329530ad876d86d6d2ce98df1c2b0c6ff4b

NS 2

  • primary.edu.sh.cn
  • secondary.edu.sh.cn

SOA 1

  • primary.edu.sh.cn mail.knet.cn

SRV 6

  • dma.edu.sh.cn:5060 p0
  • dmaedge1.edu.sh.cn:5060 p0
  • rprm1.edu.sh.cn:5060 p0
  • dma.edu.sh.cn:5061 p0
  • dmaedge1.edu.sh.cn:5061 p0
  • rprm1.edu.sh.cn:5061 p0

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

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

Ed25519 Receipt

Receipt ID
rcpt_ab6f8d380e9afe8a
Output Hash
0cb373995c3ab7ca2c2877fe8c44ea5702c5c2ad2a14cbe88fc8be9cac8138e4
Signature
ed25519:7a9fd48854969564f7f33174b5be4c61a7f11726203ab2f48c35b2c13f7647395cb12b90c404958e033cc88ff2530ad7582bc5797d9be7fef8438e53c19f1f06
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser