rcd.ai
Observed Aug 11, 2026, 04:19 UTC (18h 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 byProtonMail
Secured byLet's Encrypt
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rcd.ai actually stands on - every host below is a signed observation
rcd.ai
A / AAAA
206.189.225.82
unattributedserves the site
NS
dns1.registrar-servers.comdns2.registrar-servers.com
registrar-servers.comanswers its DNS
MX
mail.protonmail.chmailsec.protonmail.ch
ProtonMailreceives its email
TLS
rcd.ai
Let's Encryptissued its certificate
DNS Records
A 1
206.189.225.82
MX 2
10mail.protonmail.ch20mailsec.protonmail.ch
TXT 2
v=spf1 include:_spf.protonmail.ch mx ~allprotonmail-verification=2f410e9013d9ffa55e5c06587c46bcfb972ade74
NS 2
dns1.registrar-servers.comdns2.registrar-servers.com
SOA 1
dns1.registrar-servers.com hostmaster.registrar-servers.com
DMARC_RECORDS 1
v=DMARC1; p=quarantine
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
rcd.ai |
C=US, O=Let's Encrypt, CN=YR1 | Sat, 10 Oct 2026 20:08:24 +0000 |
YR1 |
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 (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_05a9cc9e9db08d44- Output Hash
c007e2cc251ed895e0744a55be058ac4e480e54190eee9cfef7bed8dd9776b53- Signature
ed25519:a2de56f4c9b5766a80db3adf7112149e3e052beaca7cbb5aa3c43c6b79ecaf4ca2f445405746ffd052b0fec073f963567a29f4b218f71ebc7c57b52f15cfef0c- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast