arf20.com
Observed Jul 24, 2026, 15:13 UTC (14h 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
Also usesGoogle Search Console
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat arf20.com actually stands on - every host below is a signed observation
arf20.com
A / AAAA
2.59.235.352600:70ff:f039:4::9
2600serves the site
NS
ns1.arf20.comns2.arf20.com
arf20.comanswers its DNS
MX
mail.arf20.com
arf20.comreceives its email
TLS
arf20.com
Let's Encryptissued its certificate
DNS Records
A 1
2.59.235.35
AAAA 1
2600:70ff:f039:4::9
MX 1
10mail.arf20.com
TXT 4
zoho-verification=zb40402507.zmverify.zoho.euv=spf1 a mx ip4:5.250.186.185 ip6:2001:ba0:210:d600::1 ~allgoogle-site-verification=9TiFtyoJOSRCkWPlO_CT50kcNqu0MqrQnTnWbz2ILvMv=DMARC1; p=reject; pct=100; rua=mailto:postmaster@arf20.com; ruf=mailto:postmaster@arf20.com;
NS 2
ns1.arf20.comns2.arf20.com
SOA 1
ns1.arf20.com report.arf20.com
SRV 1
mail.arf20.com:587 p10
CAA 3
iodef "mailto:report@arf20.com"issue "letsencrypt.org"issuewild ""
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
arf20.com |
C=US, O=Let's Encrypt, CN=YE2 | Fri, 25 Sep 2026 09:19:53 +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_35787b0605db3474- Output Hash
f26af6cc3767677b51458aef61aa853e8adc3c02d2347e4a11cdc81ce58e5f47- Signature
ed25519:007f5dc0b935e34ecdeadf3fc9d0c7d25ae47370ee74ce46c41b2a3a4f74c1b4d537510fb66e662fb5e4194bcbc34306c82849a44569f0b55f78d58a8a918d0a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast