rthk.org.hk

Observed Jul 27, 2026, 17:57 UTC (5d 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

Secured byHongkong Post

Also usesGoogle Search Console

tranco

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

INFRASTRUCTURE MAPwhat rthk.org.hk actually stands on - every host below is a signed observation

rthk.org.hk

A / AAAA

27.126.236.160

unattributedserves the site

ns01.scig.gov.hkns02.scig.gov.hk

gov.hkanswers its DNS

ga1.rthk.org.hkga2.rthk.org.hk

org.hkreceives its email

TLS

*.rthk.org.hk

Hongkong Postissued its certificate

DNS Records

A 1

27.126.236.160

MX 2

10ga1.rthk.org.hk
20ga2.rthk.org.hk

TXT 4

google-site-verification=D0Sx9BuWjnIndlSA-cckfq3n56OiS9R4KjeNkL1L7J4
google-site-verification=e1_bK5RdvxtE15923o7fAOUZYPM1RF62-hmSOuSaSYc
v=spf1 a:mail01.rthk.hk a:smtpi.rthk.org.hk a:nmu.rthk.hk a:cibs.rthk.hk include:spf-1.rthk.org.hk ~all
v=DMARC1; p=quarantine; rua=mailto:dmarc-report@rthk.org.hk

NS 2

ns01.scig.gov.hk
ns02.scig.gov.hk

SOA 1

ns01.scig.gov.hk hostmaster.cis.gov.hk

TLS Certificates (3)

Common Name	Issuer	Expires
`*.rthk.org.hk`	C=HK, ST=Hong Kong, L=Hong Kong, O=Hongkong Post, CN=Hongkong Post e-Cert SSL CA 3 - 17	Sun, 24 Jan 2027 04:56:40 +0000
`Hongkong Post e-Cert SSL CA 3 - 17`	C=HK, ST=Hong Kong, L=Hong Kong, O=Hongkong Post, CN=Hongkong Post Root CA 3	Thu, 03 Jun 2032 04:07:50 +0000
`Hongkong Post Root CA 3`	2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign	Sun, 18 Mar 2029 00:00:00 +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 rthk.org.hk. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_572b635d05b61663
Output Hash: 9349e2befce35e0c313a3aeebf2b704ddce1c43b36dd9b7655edf3a01ea3a69f
Signature: ed25519:95472d774cba8f57e29a5e4265f7900314fdf93589a1d06a0515b62bb3cae66456bb97d7a257c27c539443c174625d17b5cfca3dcb1d1986b616be743db4100a
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/rthk.org.hk