antf.org.br
Observed Jul 25, 2026, 23:03 UTC (7d 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
Runs onCloudflare
Email byMicrosoft 365
Secured byGoogle Trust Services
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat antf.org.br actually stands on - every host below is a signed observation
antf.org.br
A / AAAA
172.67.219.180104.21.38.622606:4700:3034::6815:263e2606:4700:3032::ac43:dbb4
Cloudflareserves the site
NS
clara.ns.cloudflare.comrodney.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
antf-org-br.mail.protection.outlook.com
Microsoft 365receives its email
TLS
antf.org.br
Google Trust Servicesissued its certificate
DNS Records
A 2
172.67.219.180104.21.38.62
AAAA 2
2606:4700:3034::6815:263e2606:4700:3032::ac43:dbb4
MX 1
0antf-org-br.mail.protection.outlook.com
TXT 3
MS=ms71551795v=spf1 ip4:186.209.113.152 ip4:187.33.241.22 include:spf.antispamcloud.com include:_spf.google.com +a +mx include:spf.protection.outlook.com ~allv=DMARC1; p=quarantine; rua=mailto:e147a92f023a46b7add8b5b8e9c962f4@dmarc-reports.cloudflare.net
NS 2
clara.ns.cloudflare.comrodney.ns.cloudflare.com
SOA 1
clara.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
antf.org.br |
C=US, O=Google Trust Services, CN=WE1 | Sat, 17 Oct 2026 08:54:47 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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_b5e3ad99f63218d8- Output Hash
c9a75a3351925abdea63e471004885e27d8cd6c4154a10a80d9ce221ce23af39- Signature
ed25519:a1dcffe09fc927761feab718eef80497fdf3203fd5cd6fb5cd7867c4986ee5bc660747a60fe9c52f2c0ae61f72c050bbafb79d9bce36ec1c5b56b3b46c133507- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast