CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 11,680 material changesacross 11,009+ domains · 24h to ~22h ago · a floor, 3h of 24 walkedNOW561 curated domains not reachablelast probe, steadySITE ERRORS34,428 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 155,720 sites429 rate-limit / 403 bot-block, a posture signal

edu-yh.com

Observed Jul 26, 2026, 01:03 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.

Up right now
Runs onCloudflare
Secured byGoogle Trust Services
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat edu-yh.com actually stands on - every host below is a signed observation
edu-yh.com
A / AAAA
104.21.78.217172.67.137.1642606:4700:3035::6815:4ed92606:4700:3035::ac43:89a4
Cloudflareserves the site
NS
armfazh.ns.cloudflare.comviolet.ns.cloudflare.com
cloudflare.comanswers its DNS
TLS
edu-yh.com
Google Trust Servicesissued its certificate

DNS Records

A 2

  • 104.21.78.217
  • 172.67.137.164

AAAA 2

  • 2606:4700:3035::6815:4ed9
  • 2606:4700:3035::ac43:89a4

NS 2

  • armfazh.ns.cloudflare.com
  • violet.ns.cloudflare.com

SOA 1

  • armfazh.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common NameIssuerExpires
edu-yh.com C=US, O=Google Trust Services, CN=WE1 Wed, 23 Sep 2026 15:15:49 +0000
WE1 C=US, O=Google Trust Services LLC, CN=GTS Root R4 Tue, 20 Feb 2029 14:00:00 +0000
GTS Root R4 C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA Fri, 28 Jan 2028 00:00:42 +0000

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-yh.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_f6640333eb9dc020
Output Hash
78c3bdf85333432409c2d57fef401eab9a9d9a92fa52001c72beef181eb96e0b
Signature
ed25519:cd21547e3a45f11135722436b922df4ac538e48611a59de69a3126ec0aca132d73a6c989ea27b96fde963a0cf2250feb631456cdfcece97aacca692f9a0f1e0a
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser