zirk.us
Observed Jul 25, 2026, 06:16 UTC (8d 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
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zirk.us actually stands on - every host below is a signed observation
zirk.us
A / AAAA
178.33.220.142
unattributedserves the site
NS
ns33.domaincontrol.comns34.domaincontrol.com
domaincontrol.comanswers its DNS
TLS
zirk.us
Let's Encryptissued its certificate
DNS Records
A 1
178.33.220.142
TXT 2
v=spf1 -allv=DMARC1; p=reject; rua=mailto:cst.fenwick@gmail.com
NS 2
ns33.domaincontrol.comns34.domaincontrol.com
SOA 1
ns33.domaincontrol.com dns.jomax.net
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
zirk.us |
C=US, O=Let's Encrypt, CN=YE1 | Wed, 16 Sep 2026 05:24:31 +0000 |
YE1 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_86e55c3446baf708- Output Hash
bae1d7aba61aac8f0b85e9045371a152e5fda8f6558f9e0c099d0c282103cb1a- Signature
ed25519:954626d5d3fecd158ac1100b383252ee97c338a8151bfc3001a973ea165b7da9cf5fffbed4d90af68e0aa0a12a3b4a692b34d77d2bca74d50e2332cc52cc9c0d- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast