Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ufn.edu.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 08:20:20 UTC · ↺ Refresh
MX Hostnames
- ufn-edu-br.mail.protection.outlook.com
MX Priorities
- ufn-edu-br.mail.protection.outlook.com: 0
A / AAAA Records
- 200.132.59.110 (no PTR)
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-ext-srv01.unifra.br redes.unifra.br 1419851131 10800 3600 604800 38400
Primary NS (mname)
ns-ext-srv01.unifra.br
Admin Email (rname)
redes@unifra.br
Serial
1419851131
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
ns-ext-srv02.ufn.edu.br
ns-ext-srv01.ufn.edu.br
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:_spf.rdstation.com.br include:sendgrid.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]; sp=quarantine; adkim=r; aspf=r; fo=1; rf=afrf
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- abuseipdb-verification=vYnuxo7A
- adobe-idp-site-verification=ea46c9e8d4b08b332d96b3552a75b9a0187876da2784094494e8f5f41518286d
- google-site-verification=nPSkZVQvDpBDq5KE5cz6lhqjGoQKTOLVR4ZWfPLpWS0
- jetbrains-domain-verification=4a9kmipijufgru0cupljebwjk
- brevo-code:5fbd28b1233472071705ecd73b24d5a8
- _globalsign-domain-verification=gioBfAmSI4NI2jefhctyQ4y3sM06Ef_DAnBr7ygskh
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:_spf.rdstation.com.br include:sendgrid.net -all
- autodesk-domain-verification=6hBk5rx_5ces5ME1TzxS
- _globalsign-domain-verification=3lm6c0qJaRBpFO9upi-Qjxo7acUtUf7aee7WPpnWsF
- MS=ms30036127
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