Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
brb.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 13:59:28 UTC · ↺ Refresh
MX Hostnames
- mail.brb.com.br
MX Priorities
- mail.brb.com.br: 10
A / AAAA Records
- 200.11.28.51 (no PTR)
Mail Server IPs
- 200.11.17.45 ↩ mail.brb.com.br
SOA Record
Raw SOA
ns3.brb.com.br gnucom.brb.com.br 2026032001 3600 600 1209600 3600
Primary NS (mname)
ns3.brb.com.br
Admin Email (rname)
gnucom@brb.com.br
Serial
2026032001
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns3.brb.com.br
ns4.brb.com.br
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:200.11.17.45 mx:mail.brb.com.br -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- google-site-verification=LBEtPEb0Kzo6AmnAncktCHpwAj28Ux9B_Q0epc6HzEY
- XQh51+4lLMdQDUTKk7Ze47MT/KMcgZ3/wRQWhDQAKkI=
- facebook-domain-verification=izjgze5wnryf4yst7pdc8ti8qzu70b
- globalsign-domain-verification=9BM7jh4erzne_jnr9lgfiph-F5SRnDbXSapcdN0cGT
- globalsign-domain-verification=uTxqDK-VMSCoa5YabWOnDP2a7eeV7ooQCSOET1thIk
- globalsign-domain-verification=xE8ngTlItiIDIZisF3uY8o7h9au-AIjCoaa0G4h_sg
- globalsign-domain-verification=RXTYmwmFohlXAPzVpMd-Jn-skIAVvfoE0DC4mGQpr1
- globalsign-domain-verification=jNtZJFZXj3ttetmdlu-eZHgoKqkmrPVyjFXBGms5Gf
- google-site-verification=1Yzvy0t2NXXbWmgW_kqynDUSRXQjH-3nO00GWC7yGrg
- MS=ms21385171
- 8l565v4bd09jnqv8t73scvkt06
- SPFv=spf1 mx ip4:200.11.17.45 mx:mail.brb.com.br -all
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