useragentstring.com
Observed Aug 2, 2026, 11:32 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
Secured byLet's Encrypt
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat useragentstring.com actually stands on - every host below is a signed observation
useragentstring.com
A / AAAA
92.205.111.3
unattributedserves the site
NS
ns65.domaincontrol.comns66.domaincontrol.com
domaincontrol.comanswers its DNS
MX
mail.useragentstring.com
useragentstring.comreceives its email
TLS
useragentstring.com
Let's Encryptissued its certificate
DNS Records
A 1
92.205.111.3
MX 1
50mail.useragentstring.com
TXT 1
v=spf1 mx a:mail.patrickabt.ch ~all
NS 2
ns65.domaincontrol.comns66.domaincontrol.com
SOA 1
ns65.domaincontrol.com dns.jomax.net
DMARC_RECORDS 1
v=DMARC1; p=reject; rua=mailto:admin@patrickabt.ch; ruf=mailto:admin@patrickabt.ch; adkim=s; aspf=s
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
useragentstring.com |
C=US, O=Let's Encrypt, CN=YR2 | Fri, 30 Oct 2026 13:37:52 +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 (1)
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_f0b96387f59a552a- Output Hash
191da374cc3b04fc813989aa6796c2a800cf047f72b00e9ea8d556a0e81d5f62- Signature
ed25519:8ededbe58049f4a814bee033f4c4d0392b0bb28681354c07f590035660ba7b1c0a7c231ac01a86ec8f6c4614119c02b870cc355a6ba437e1d40112f7132b220a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast