Country

Brazil

9,800 domains tracked. 28.2% at DMARC enforcement (p=reject or p=quarantine), backed by 2,768 enforced domains.

Domains tracked
9K+
9,800
DMARC enforcement
28.2%
p=reject + p=quarantine
Avg posture score
43.7
of 100
A-grade domains
15
0 A+ · 15 A

Authentication posture

per protocol

DMARC

policy enforcement: 28.2%
reject
11.7%
quarantine
16.5%
none
34.2%
missing
37.6%

SPF

pass rate: 77.6%
0
pass
77.6%
warn
3.2%
fail
19.2%
not found
0.0%

DKIM

pass rate: 57.7%
00
pass
57.7%
warn
0.0%
fail
42.3%
not found
0.0%

MTA-STS

pass rate: 0.4%
0
pass
0.4%
warn
0.1%
fail
99.5%
not found
0.0%

TLS-RPT

pass rate: 0.6%
0
pass
0.6%
warn
0.1%
fail
99.3%
not found
0.0%

BIMI

pass rate: 0.4%
0
pass
0.4%
warn
0.3%
fail
99.3%
not found
0.0%

Top performers

20 of 9,800 tracked
#DomainScoreGrade
1agricultura.gov.br92A
2agro.gov.br92A
3inmet.gov.br92A
4mda.gov.br92A
5mpa.gov.br92A
6nwi.com.br91A
7minhavida.com.br90A
8purepeople.com.br90A
9tudogostoso.com.br90A
10onfly.com.br88A
11sentry.com.br88A
12suvinil.com.br88A
13mondial.com.br87A
14nextip.com.br86A
15vipcommerce.com.br86A
16senacrs.com.br84B
17sesc-rs.com.br84B
18adorocinema.com83B
193coracoes.com.br82B
20catho.com.br82B

How this is measured

Each tracked domain is scanned for SPF, DKIM, DMARC, MTA-STS, TLS-RPT, and BIMI. Result statuses (pass / fail / warn / not-found) and DMARC policy values are aggregated into this page nightly. The top performers list is capped at 20. The full corpus is much larger and is not enumerated publicly.

Data provenance

  • Scanner — Authex Labs public scanner (DNS, RFC-compliant)
  • Refreshed — daily at 04:05 UTC
  • Last seen 8 May 2026