Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gontijo.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 14:10:22 UTC · ↺ Refresh
MX Hostnames
- qmt1.gontijo.com.br
MX Priorities
- qmt1.gontijo.com.br: 10
A / AAAA Records
- 200.179.70.51 (no PTR)
Mail Server IPs
- 201.39.220.229 ↩ qmt1.gontijo.com.br
SOA Record
Raw SOA
b.sec.dns.br hostmaster.registro.br 2026070000 345600 900 604800 900
Primary NS (mname)
b.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026070000
Refresh
345600s
Retry
900s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
b.sec.dns.br
c.sec.dns.br
SPF Record
✓ Strict (-all)
v=spf1 a:qmt1.gontijo.com.br ip4:201.39.220.229 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];adkim=s;aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
4 records- google-site-verification=G9YKvyPrlzLOrK-Y82BdtVztHOsDLLTee6C4zAdANKE
- facebook-domain-verification=8jpk5xwuk3bprk92arhainemh0nm7w
- google-site-verification=bxN-EK5_1PYQ5PWYyARycysuAg_aAJ-JxTafdCpBlBU
- SPFv=spf1 a:qmt1.gontijo.com.br ip4:201.39.220.229 -all
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