Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
adcomunicacao.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 22:02:33 UTC · ↺ Refresh
MX Hostnames
- mx2.seguromail.com.br
- mx.seguromail.com.br
MX Priorities
- mx.seguromail.com.br: 5
- mx2.seguromail.com.br: 10
A / AAAA Records
- 186.209.118.131 ↩ weba1.seguromail.com.br
- 2804:1740:10::20 ↩ weba1.seguromail.com.br
Mail Server IPs
- 186.209.118.135 ↩ mx.seguromail.com.br
- 186.209.118.136 ↩ mx2.seguromail.com.br
SOA Record
Raw SOA
ns1.specialist.srv.br admsrv.specialist.srv.br 2026031301 3600 120 1209600 3600
Primary NS (mname)
ns1.specialist.srv.br
Admin Email (rname)
admsrv@specialist.srv.br
Serial
2026031301
Refresh
3600s
Retry
120s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.specialist.srv.br
ns2.specialist.srv.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.seguromail.com.br include:448985644.agenciapr.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
1 record- SPFv=spf1 include:_spf.seguromail.com.br include:448985644.agenciapr.net ~all
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