avancar.com.br
Observed Jul 23, 2026, 08:26 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
Email byGoogle Workspace
Secured byLet's Encrypt
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat avancar.com.br actually stands on - every host below is a signed observation
avancar.com.br
A / AAAA
187.1.137.1512804:10:8015::137:151
2804serves the site
NS
dns3.avancar.eng.brdns4.avancar.eng.brdns2.avancar.eng.brdns1.avancar.eng.br
eng.branswers its DNS
MX
ALT1.ASPMX.L.GOOGLE.COMALT4.ASPMX.L.GOOGLE.COMASPMX.L.GOOGLE.COMALT2.ASPMX.L.GOOGLE.COM+1 more
Google Workspacereceives its email
TLS
avancar.com.br
Let's Encryptissued its certificate
DNS Records
A 1
187.1.137.151
AAAA 1
2804:10:8015::137:151
MX 5
5ALT1.ASPMX.L.GOOGLE.COM10ALT4.ASPMX.L.GOOGLE.COM1ASPMX.L.GOOGLE.COM5ALT2.ASPMX.L.GOOGLE.COM10ALT3.ASPMX.L.GOOGLE.COM
TXT 1
v=spf1 a mx include:_spf.uni5.net include:_spf.google.com ~all
NS 4
dns3.avancar.eng.brdns4.avancar.eng.brdns2.avancar.eng.brdns1.avancar.eng.br
SOA 1
dns1.avancar.eng.br abuse.uni5.net
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
avancar.com.br |
C=US, O=Let's Encrypt, CN=YR1 | Fri, 11 Sep 2026 02:53:33 +0000 |
YR1 |
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 (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_f31a5aeb77f9a9ed- Output Hash
a0a5e7fef72a0626e46dced57596a9142cf0bd1b95d93e2480571a070aaa23d4- Signature
ed25519:2b771bb96b65f49d88deb556229637738400a53ae3f51d618202dbbd0352a594c2673b3d13e5e0095ea4a62e5ed62e154748dd56942a623ae1cb5dff2ae91d03- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast