alf.rs
Observed Jul 23, 2026, 11:55 UTC (2d 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
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat alf.rs actually stands on - every host below is a signed observation
alf.rs
A / AAAA
85.10.236.1372a01:4f8:fff1:1b::2
2a01serves the site
NS
ns3.oblak.hostns4.oblak.hostns2.oblak.hostns1.oblak.host
oblak.hostanswers its DNS
MX
alf.rs
alf.rsreceives its email
TLS
alf.rs
Let's Encryptissued its certificate
DNS Records
A 1
85.10.236.137
AAAA 1
2a01:4f8:fff1:1b::2
MX 1
0alf.rs
TXT 5
v=spf1 ip4:162.55.252.4 ip4:85.10.236.137 +a +mx +include:_spf.oblak.host ~allv=spf1 +a +mx +ip4:162.55.252.4 +ip4:85.10.236.137 +ip4:157.90.84.32 ~allv=spf1 +a +mx +ip4:162.55.252.4 +ip4:85.10.236.137 +ip4:157.90.84.32 ~allv=spf1 +a +mx +ip4:162.55.252.4 +ip4:85.10.236.137 +ip4:157.90.84.32 ~allv=spf1 +a +mx +ip4:162.55.252.4 +ip4:85.10.236.137 +ip4:157.90.84.32 ~all
NS 4
ns3.oblak.hostns4.oblak.hostns2.oblak.hostns1.oblak.host
SOA 1
ns1.oblak.host root.wp2n.oblak.host
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
alf.rs |
C=US, O=Let's Encrypt, CN=YE2 | Mon, 21 Sep 2026 18:42:50 +0000 |
YE2 |
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_1e003e22bf50049f- Output Hash
04fa85b92c1e5fa479efabd55024396b45fc0487cb8cef21a667d548059dfa27- Signature
ed25519:d52f338ad6c18e197150d4c40f2b1f7194cfbc7c338df537cd518ea04861c3e369298db1af78bebab9958f38d71c5b13dcc756fdefabff1202067f20ab603a06- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast