ac.gov.br

Valid Email Server
Domain Lookup › ac.gov.br

Domain Overview

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

Checked via [email protected] · 2026-03-30 06:18:38 UTC · ↺ Refresh

MX Hostnames

  • mail.ac.gov.br

MX Priorities

  • mail.ac.gov.br: 0

A / AAAA Records

  • 186.219.247.201 (no PTR)
  • 186.219.247.202 (no PTR)
  • 187.110.155.120 (no PTR)
  • 186.219.247.200 (no PTR)
  • 187.110.155.122 (no PTR)
  • 187.110.155.121 (no PTR)

Mail Server IPs

  • 186.219.246.194 ↩ webmail.ac.gov.br

SOA Record

Raw SOA ns1.ac.gov.br srvgst005.ac.gov.br 2026012801 3600 3600 1209600 21600
Primary NS (mname)
ns1.ac.gov.br
Admin Email (rname)
srvgst005@ac.gov.br
Serial
2026012801
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
21600s

Nameservers (NS)

ns1.ac.gov.br
ns2.ac.gov.br

SPF Record

✓ Strict (-all)
v=spf1 ip4:187.110.154.123 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; adkim=s; aspf=s;rf=afrf; pct=100; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

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

4 records
  • google-site-verification=BJXh25WbFW2S6b1z16kJhErs_qKa68VE5WCaEV711gI
  • google-site-verification=uQaIpmCFGlLHB19R4ZnWeRniU9ZVKdGkiZjMFI1kDoo
  • cisco-ci-domain-verification=17ca2b57ca268e08c4c71a9bf3865bc04008bfc5a2b936ad818a577a11ef7719
  • SPFv=spf1 ip4:187.110.154.123 a mx -all
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