viacep.com.br
Observed Jul 27, 2026, 22:18 UTC (6d 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 bySectigo
IPv6 · 1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat viacep.com.br actually stands on - every host below is a signed observation
viacep.com.br
A / AAAA
165.227.126.2412604:a880:800:14::efb8:9000
2604serves the site
NS
a.sec.dns.brc.sec.dns.br
dns.branswers its DNS
TLS
viacep.com.br
Sectigo Limitedissued its certificate
DNS Records
A 1
165.227.126.241
AAAA 1
2604:a880:800:14::efb8:9000
TXT 2
v=spf1 include:_spf.smtp.mailtrap.live ~allv=DMARC1; p=none; rua=mailto:dmarc@smtp.mailtrap.live; ruf=mailto:dmarc@smtp.mailtrap.live; rf=afrf; pct=100
NS 2
a.sec.dns.brc.sec.dns.br
SOA 1
a.sec.dns.br hostmaster.registro.br
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
viacep.com.br |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 | Wed, 28 Oct 2026 23:59:59 +0000 |
Sectigo Public Server Authentication CA DV R36 |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46 | Fri, 21 Mar 2036 23:59:59 +0000 |
Sectigo Public Server Authentication Root R46 |
C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority | Mon, 18 Jan 2038 23:59:59 +0000 |
USERTrust RSA Certification Authority |
C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority | Mon, 18 Jan 2038 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_74473fa8905b5f3f- Output Hash
a4c81fdd3454cbec3926a42a7d282a2f92cd24ef5cddfdf57f1643698eade622- Signature
ed25519:d94724dc935e75cdb85cd6f28396d09b7e087fd334c2449bf3bdd360b42fa18d7c3304836fa40a5f00309c286018b6fab2457b6c231db8e284be3a1599871b07- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast