avant.si
Observed Jul 28, 2026, 19:07 UTC (12h 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
Runs onOptimus IT d.o.o
Email byGoogle (SPF sender)
Secured byLet's Encrypt
Also usesGoogle Search Console
2 subdomains · tranco_10k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat avant.si actually stands on - every host below is a signed observation
avant.si
A / AAAA
152.89.233.61
Optimus IT d.o.oserves the site
NS
ns1.avant.sins0.avant.sins4.avant.sins3.avant.si
avant.sianswers its DNS
MX
posta.avant.si
Google (SPF sender)receives its email
TLS
avant.si
Let's Encryptissued its certificate
DNS Records
A 1
152.89.233.61
MX 1
0posta.avant.si
TXT 5
v=spf1 +a +mx +ip4:152.89.233.0/24 +ip4:77.78.104.121 +ip4:185.82.212.52 +ip6:2001:1528:137::a include:_spf.google.com ~allgoogle-site-verification=7dQHIuF7HiklenbygrcqjgSVrWl2QovAw6CrGyvfdo8MS=199A393B489FC0959D850011FF36177FBBCEFDFEmailru-verification: 6ebdb8c0eeeca3f0v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:dmarc@avant.si;ruf=mailto:dmarc@avant.si
NS 4
ns1.avant.sins0.avant.sins4.avant.sins3.avant.si
SOA 1
ns1.avant.si info.avant.si
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
avant.si |
C=US, O=Let's Encrypt, CN=YR2 | Tue, 06 Oct 2026 09:21:43 +0000 |
YR2 |
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 (2)
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_ff2e083d909c017d- Output Hash
0d094dc44751eb0dc5211bd09f7aaa9541ddfde1ee13ddce25320ac49e59382e- Signature
ed25519:3fd7721c8c6fe8b30899c6d4cfe43c1a449739f29c54695a4540693104fde90b09e0fd297956e351b10da29453574bfbd4751e5176eb97f4d2af765ec1d57608- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast