rdt.li
Observed Aug 11, 2026, 12:45 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
Secured byLet's Encrypt
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rdt.li actually stands on - every host below is a signed observation
rdt.li
A / AAAA
216.150.16.193216.150.1.1
unattributedserves the site
NS
ns1.vercel-dns.comns2.vercel-dns.com
vercel-dns.comanswers its DNS
TLS
*.rdt.li
Let's Encryptissued its certificate
DNS Records
A 2
216.150.16.193216.150.1.1
NS 2
ns1.vercel-dns.comns2.vercel-dns.com
SOA 1
ns1.vercel-dns.com hostmaster.nsone.net
CAA 3
issue "letsencrypt.org"issue "pki.goog"issue "sectigo.com"
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
*.rdt.li |
C=US, O=Let's Encrypt, CN=YR1 | Thu, 29 Oct 2026 14:15:05 +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 (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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_3e35ebd59bbf78ee- Output Hash
8f2e20c1b49c5e84e878f47f8a5e6d39c6c9040873768457e5ede5bc59e4e959- Signature
ed25519:f635df0a3b1194bda4cd916c7d8aaee98a506eb4e63bcd0cea51dcf9e8d0efb7c409ccd17372893564fd119a277a9043d92320fdf2aa4ba2c537377033b6a00a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast