jccac.org.hk
Observed Aug 16, 2026, 09:02 UTC (10h 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
Email byGoogle Workspace
Google WorkspaceSecured bySectigo
Sectigo1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat jccac.org.hk actually stands on - every host below is a signed observation
jccac.org.hk
A / AAAA
3.1.115.51
unattributedserves the site
NS
dns.site5.comdns2.site5.com
site5.comanswers its DNS
MX
alt2.aspmx.l.google.comalt1.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
www.jccac.org.hk
Sectigo Limitedissued its certificate
DNS Records
A 1
3.1.115.51
MX 5
5alt2.aspmx.l.google.com5alt1.aspmx.l.google.com10alt4.aspmx.l.google.com1aspmx.l.google.com10alt3.aspmx.l.google.com
TXT 1
v=spf1 +a +mx +ip4:162.215.117.174 +ip4:162.215.119.121 +include:_spf.google.com ~all
NS 2
dns.site5.comdns2.site5.com
SOA 1
dns.site5.com root.shared404.accountservergroup.com
SRV 1
cpanelemaildiscovery.cpanel.net:443 p0
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
www.jccac.org.hk |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 | Sat, 20 Feb 2027 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 |
USERTrust RSA Certification Authority |
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 (1)
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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_ec378c2f314b0a18- Output Hash
c0e49aed55727cc8797c27db35f0a51f5c14ee39599fb270e85ff2ad6dff4f04- Signature
ed25519:00c23bb54d0d149cdac4e53ed9c4500104c660de6a2ce20eb59edd5af115d01e4099f03c828bf94fe2f46e71b99736c7e9edf2cdb2c43186b693f5504a7a460e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast