unis.edu.br

Valid Email Server
Domain Lookup › unis.edu.br

Domain Overview

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

Checked via [email protected] · 2026-03-24 14:44:14 UTC · ↺ Refresh

MX Hostnames

  • ASPMX.L.GOOGLE.COM
  • ALT1.ASPMX.L.GOOGLE.COM
  • ALT2.ASPMX.L.GOOGLE.COM
  • ASPMX2.GOOGLEMAIL.COM
  • ASPMX3.GOOGLEMAIL.COM
  • unis-edu-br.mail.protection.outlook.COM

MX Priorities

  • aspmx.l.google.com: 1
  • alt1.aspmx.l.google.com: 5
  • alt2.aspmx.l.google.com: 5
  • aspmx2.googlemail.com: 10
  • aspmx3.googlemail.com: 10
  • unis-edu-br.mail.protection.outlook.com: 0

A / AAAA Records

  • 192.100.247.8 (no PTR)

Mail Server IPs

  • 172.253.115.26 ↩ bg-in-f26.1e100.net
  • 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 172.253.116.26 ↩ dj-in-f26.1e100.net

SOA Record

Raw SOA ns1.unis.edu.br ns2.unis.edu.br 2026020214 10800 3600 604800 3600
Primary NS (mname)
ns1.unis.edu.br
Admin Email (rname)
ns2@unis.edu.br
Serial
2026020214
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.unis.edu.br
ns2.unis.edu.br

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:mail-yb0-f177.google.com include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

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

All TXT Records

3 records
  • SPFv=spf1 include:spf.protection.outlook.com a:mail-yb0-f177.google.com include:_spf.google.com -all
  • facebook-domain-verification=hty5767u4emz3mrnwhn5llywlgmxkq
  • google-site-verification=jzDhR-VpmrKw-IBHWmVpzVFY1vH7rtBGBDp6J_kK85A
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