ifrn.edu.br

Valid Email Server
Domain Lookup › ifrn.edu.br

Domain Overview

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

Checked via [email protected] · 2026-03-21 01:25:10 UTC · ↺ Refresh

MX Hostnames

  • dortmund.ifrn.edu.br

MX Priorities

  • dortmund.ifrn.edu.br: 10

A / AAAA Records

  • 200.137.1.195 (no PTR)

Mail Server IPs

  • 200.137.1.182 ↩ mail.ifrn.edu.br

SOA Record

Raw SOA ns1.ifrn.edu.br zonemaster.ifrn.edu.br 2026031901 86400 7200 2419200 3600
Primary NS (mname)
ns1.ifrn.edu.br
Admin Email (rname)
zonemaster@ifrn.edu.br
Serial
2026031901
Refresh
86400s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns1.ifrn.edu.br

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:200.137.1.182 ip4:200.137.2.149 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

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

All TXT Records

6 records
  • SPFv=spf1 ip4:200.137.1.182 ip4:200.137.2.149 ~all
  • 21.07.2025
  • MS=ms46214556
  • _globalsign-domain-verification=xMvcNVI8BWHZRZp93V3T4er_GaGonvfsXVfUaRknqk
  • google-site-verification=IjVftbZUpUOIN0LhogzMY1-ZXqXYLnR7XbGW35iIWCw
  • google-site-verification=9JygHCNacXy7OoRiy_uwqpu_niNLK8VEYB8LYKvmMLc
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