CONTINUOUS INTERNET TELEMETRY24H DRIFT4,871 material changesacross 4,498 domains · 24h to ~2h ago · -3,892 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

utesur.edu.do

Observed Aug 2, 2026, 21:24 UTC (7h 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.

Verify this receipt yourself + Watch this domain
Up right now
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
2 subdomains · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat utesur.edu.do actually stands on - every host below is a signed observation
utesur.edu.do
A / AAAA
209.133.217.210
unattributedserves the site
NS
dns1.stabletransit.comdns2.stabletransit.com
stabletransit.comanswers its DNS
MX
utesur-edu-do.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.utesur.edu.do
Let's Encryptissued its certificate

DNS Records

A 1

  • 209.133.217.210

MX 1

  • 0utesur-edu-do.mail.protection.outlook.com

TXT 3

  • v=msv1 t=39602eb8f92022b8aa4dfedd7bb65f
  • v=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=4YnrwrIqYQHHbS1rY9Wz5XUBzojzHBNB7YD650KVZks

NS 2

  • dns1.stabletransit.com
  • dns2.stabletransit.com

SOA 1

  • ns.rackspace.com support.grupointernet.com

TLS Certificates (3)

Common NameIssuerExpires
www.utesur.edu.do C=US, O=Let's Encrypt, CN=YR2 Tue, 27 Oct 2026 21:55:37 +0000
YR2 C=US, O=ISRG, CN=Root YR Sat, 02 Sep 2028 23:59:59 +0000
Root YR C=US, O=Internet Security Research Group, CN=ISRG Root X1 Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (2)

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_a137ae26b5556849
Output Hash
2d6ff676451e4dbc59eb83b8f22a0bc3559bc3bf12ab546eddae7ee159f5e3b8
Signature
ed25519:e7f68b189165e7efb7dafbab456ea0a3be1c23203c655788b1fc8f700ecf736d3ebd2f1c98ed17363775face213cc8f6d11c6b63ab994e28816713ea7a0dfc0d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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