vchoi.org
Observed Aug 2, 2026, 08:01 UTC (15h 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
Secured byGoogle Trust Services
IPv6 · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vchoi.org actually stands on - every host below is a signed observation
vchoi.org
A / AAAA
104.21.48.180172.67.155.1852606:4700:3031::ac43:9bb92606:4700:3035::6815:30b4
2606serves the site
NS
clay.ns.cloudflare.comzara.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+3 more
Google Workspacereceives its email
TLS
vchoi.org
Google Trust Servicesissued its certificate
DNS Records
A 2
104.21.48.180172.67.155.185
AAAA 2
2606:4700:3031::ac43:9bb92606:4700:3035::6815:30b4
MX 7
1aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com10aspmx2.googlemail.com10aspmx3.googlemail.com10aspmx4.googlemail.com10aspmx5.googlemail.com
TXT 1
v=spf1 include=_spf.google.com ip4:209.85.128.0/17 ~all
NS 2
clay.ns.cloudflare.comzara.ns.cloudflare.com
SOA 1
clay.ns.cloudflare.com dns.cloudflare.com
SRV 5
xmpp-server.l.google.com:5269 p5alt1.xmpp-server.l.google.com:5269 p20alt2.xmpp-server.l.google.com:5269 p20alt3.xmpp-server.l.google.com:5269 p20alt4.xmpp-server.l.google.com:5269 p20
DMARC_RECORDS 1
v=DMARC1; p=none; rua=mailto:2c21c97d75eb40738ef202ec224c55a6@dmarc-reports.cloudflare.net
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
vchoi.org |
C=US, O=Google Trust Services, CN=WE1 | Wed, 28 Oct 2026 01:27:52 +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.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_0cf809ef613ab8a6- Output Hash
e918f83c3d6f4640f2a01f21b8f6ade93079474ef52fe6f24b56cc7d1da9c966- Signature
ed25519:8dc658ce6fe5d0507670b8a0ca2fda5060940a900a6605a8ba23a93f14204b6de34d95238b5b9f955bb75ccae3e9ef2826667dfad0c385bc4835e54c4f73b406- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast