CONTINUOUS INTERNET TELEMETRY24H DRIFT7,850 material changesacross 7,302 domains · 24h to ~3h ago · -913 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

yhc.edu

Observed Aug 2, 2026, 15:18 UTC (18h 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.

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Up right now
Runs onCloudflare
Email byMicrosoft 365
Secured byGoogle Trust Services
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat yhc.edu actually stands on - every host below is a signed observation
yhc.edu
A / AAAA
141.193.213.20141.193.213.21
Cloudflareserves the site
NS
a1.uberns.comb1.uberns.com
uberns.comanswers its DNS
MX
yhc-edu.mail.protection.outlook.comyhc-edu.mail.eo.outlook.com
Microsoft 365receives its email
TLS
yhc.edu
Google Trust Servicesissued its certificate

DNS Records

A 2

  • 141.193.213.20
  • 141.193.213.21

MX 2

  • 10yhc-edu.mail.protection.outlook.com
  • 20yhc-edu.mail.eo.outlook.com

TXT 7

  • cjs7b5fnd1h2uihf63u72lqks8
  • or8bjfbftepbqb9e9ir8f31aj0
  • u3iv628b8evj86k5e3qogvdg6c
  • 4856d195e454abf33e1ad2602629444329c804767e81e6d653ee11fe3704ce4d
  • google-site-verification=kG7MObS1DBOtm-dE3WmoOWw2TGTyVjP5hBQMOQc5uT0
  • LPtvGM1JqtMNZklh2l5nZDNA3tsW0BYIQ0Tjc79gWfnpSGsemd75rB+yw3X/JpTY1w794VQ6/IHkIpTBBEbyrQ==
  • v=spf1 include:spf.protection.outlook.com ip4:147.124.221.235 include:amazonses.com include:_spf.academicworks.com include:secure.giftlegacy.com include:spf.mailgun.yhc.edu ip4:23.253.122.75 ip4:159.112.246.249 ip4:66.119.96.100 ip4:168.245.122.109 ip4:50.31.43.252 ip4:52.45.50.190 ip4:3.218.253.173 ip4:192.254.119.180 ip4:167.89.2.174 ip4:192.254.121.231 -all

NS 2

  • a1.uberns.com
  • b1.uberns.com

SOA 1

  • a1.uberns.com ns1.brmemc.net

DMARC_RECORDS 1

  • v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:re+fcf89ad606b4@inbound.dmarcdigests.com; aspf=r; pct=100

TLS Certificates (3)

Common NameIssuerExpires
yhc.edu C=US, O=Google Trust Services, CN=WE1 Sat, 26 Sep 2026 04:54:30 +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.

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Ed25519 Receipt

Receipt ID
rcpt_d7fbc6fcb8ad0101
Output Hash
e26940265122db8dfa24bf84788737f3e0ff82c60597b6926d05b2259ed9a129
Signature
ed25519:997488ca753c19eae1cd64d3c74b1194464e299f269014b5c1a158143c212dee865f5bffd2451d35edfb93a3e2cb959be7b4cfd22530cdf632655f8d3aac0903
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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