brisanet.com.br

Valid Email Server
Domain Lookup › brisanet.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
brisanet.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-03 02:24:51 UTC · ↺ Refresh

MX Hostnames

  • mx.brisanet.com.br
  • mx2.brisanet.com.br

MX Priorities

  • mx2.brisanet.com.br: 20
  • mx.brisanet.com.br: 10

A / AAAA Records

  • 177.37.220.26 ↩ brisa-177.37.220-26.brisanet.com.br
  • 177.37.220.25 ↩ brisa-177.37.220-25.brisanet.com.br
  • 2804:29b8:1000:1::25 (no PTR)
  • 2804:29b8:1000:1::26 (no PTR)

Mail Server IPs

  • 177.37.220.38 ↩ brisa-177.37.220-38.brisanet.com.br

SOA Record

Raw SOA ns.brisanet.com.br franca.brisanet.com.br 2026033103 300 900 604800 86400
Primary NS (mname)
ns.brisanet.com.br
Admin Email (rname)
franca@brisanet.com.br
Serial
2026033103
Refresh
300s
Retry
900s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns.brisanet.com.br
ns2.brisanet.com.br

SPF Record

✓ Strict (-all)
v=spf1 mx ip4:187.19.146.0/27 ip4:177.37.220.3 ip4:177.37.220.38 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject; adkim=s; aspf=s; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 mx ip4:187.19.146.0/27 ip4:177.37.220.3 ip4:177.37.220.38 -all
  • google-site-verification=-OzouV6SzGjFy9wO5gdscDgh_JMp3SNVqDbOuy7TGmw
  • DMARCv=DMARC1;p=reject; adkim=s; aspf=s; pct=100;
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