cmu.ac.th

Observed Jul 22, 2026, 00:59 UTC (9h 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

Runs onChiang Mai University

Email byMicrosoft 365

Secured bySectigo

Registered withT.H.NIC Co., Ltd.

tranco_40k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat cmu.ac.th actually stands on - every host below is a signed observation

cmu.ac.th

A / AAAA

202.28.244.64

Chiang Mai Universityserves the site

ns1-03.azure-dns.comns2-03.azure-dns.netns3-03.azure-dns.orgns4-03.azure-dns.info

azure-dns.com + azure-dns.net + moreanswers its DNS

cmu-ac-th.mail.protection.outlook.com

Microsoft 365receives its email

TLS

*.cmu.ac.th

Sectigo Limitedissued its certificate

DNS Records

A 1

202.28.244.64

MX 1

0cmu-ac-th.mail.protection.outlook.com

TXT 3

MS=ms72106304
v=spf1 ptr:ex-server-2018.cmu.ac.th ptr:mailgw.cmu.ac.th ptr:ironport.cmu.ac.th ip4:202.28.249.0/24 include:spf.protection.outlook.com -all
v=DMARC1;p=none;rua=mailto:postmaster@cmu.ac.th,mailto:dmarc_agg@vali.email,mailto:61127b2ee2@rua.easydmarc.asia;ruf=mailto:postmaster@cmu.ac.th,mailto:61127b2ee2@ruf.easydmarc.asia;fo=1;

NS 4

ns1-03.azure-dns.com
ns2-03.azure-dns.net
ns3-03.azure-dns.org
ns4-03.azure-dns.info

SOA 1

ns1-03.azure-dns.com azuredns-hostmaster.microsoft.com

TLS Certificates (3)

Common Name	Issuer	Expires
`*.cmu.ac.th`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36	Sat, 31 Oct 2026 23:59:59 +0000
`Sectigo Public Server Authentication CA DV R36`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46	Fri, 21 Mar 2036 23:59:59 +0000
`Sectigo Public Server Authentication Root R46`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +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 cmu.ac.th. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/cmu.ac.th">
  <img src="https://domaindrift.io/badge/cmu.ac.th.svg"
       width="300" height="64" alt="DomainDrift signed observations for cmu.ac.th">
</a>

Ed25519 Receipt

Receipt ID: rcpt_d9777b00cd88bbfd
Output Hash: 72d4a62a568ebe6fd7577ef12c1bddd732689ba76e5cec64f8b0feb472982e75
Signature: ed25519:58504652f90636ee2a061a01c383cc8d09222ba81cd294b815713e70e43b5866000206543b6ffce7103a8062da69ebea34ef4e531b41c59af566a5a68f8e7e0f
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/cmu.ac.th