gov.br

Observed Jul 27, 2026, 22:49 UTC (4d 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.

Verify this receipt yourself + Watch this domain

Guarded by a firewall

Runs onCloudflare

IPv6 · government

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat gov.br actually stands on - every host below is a signed observation

gov.br

A / AAAA

161.148.164.312804:151:3:2:161:148:164:31

Cloudflareserves the site

spo1.serpro.gov.brbsa1.serpro.gov.brbsa2.serpro.gov.brspo2.serpro.gov.br

gov.branswers its DNS

HTTPS probe

bot_blocked Blocked our probe (WAF / bot protection) 403 blocked by cloudflare - bot protection active

HTTP status403

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time1098 ms

DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 1

161.148.164.31

AAAA 1

2804:151:3:2:161:148:164:31

TXT 3

bE6LcxVH1400jsb9rg2yrTP0r6mdQlD21g2PKwPPO4s=
v=spf1 ip4:161.148.21.192/26 ip4:161.148.50.192/26 -all
v=DNSSEC1; (detected)

NS 4

spo1.serpro.gov.br
bsa1.serpro.gov.br
bsa2.serpro.gov.br
spo2.serpro.gov.br

SOA 1

bsa1.serpro.gov.br hostmaster.serpro.gov.br

TLS Certificates (0)

None.

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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for gov.br. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/gov.br">
  <img src="https://domaindrift.io/badge/gov.br.svg"
       width="300" height="64" alt="DomainDrift signed observations for gov.br">
</a>

Ed25519 Receipt

Receipt ID: rcpt_f3b873cf55c5d47d
Output Hash: a9972c2dffca8e8da850d8aab4b785be367a2d9cb2ff3daac48d2b3b270fbdb5
Signature: ed25519:5e9ee71ea1d1be8d3fb9b82cb45824caf36aaae593e7f6b78745c7a5e86526dbcbfaf3f65ee5d73a2c309d9c2011b19acec12b8fb3558782d71d2076044d1805
Public Key: ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent: (genesis)
Plane: fast

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