Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ceit.es
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 21:16:29 UTC · ↺ Refresh
MX Hostnames
- ceit-es.mail.protection.outlook.com
MX Priorities
- ceit-es.mail.protection.outlook.com: 0
A / AAAA Records
- 130.211.4.188 ↩ 188.4.211.130.bc.googleusercontent.com
Mail Server IPs
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.unav.es ereina.ceit.es 2016110650 14400 3600 2419200 900
Primary NS (mname)
dns.unav.es
Admin Email (rname)
ereina@ceit.es
Serial
2016110650
Refresh
14400s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
dns2.unav.es
chico.rediris.es
sun.rediris.es
dns.unav.es
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com mx a:filesender.geant.org ip4:159.237.13.43 ip4:159.237.13.44 ip4:213.4.119.124 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=60;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 60% of failing messages only
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- atlassian-domain-verification=ljn3oqZWWDrx5oadg2T4hYJ/TDSHSUACy0Hb4IfIa26X0C5wLVZ/naA8gHCaAz5L
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com mx a:filesender.geant.org ip4:159.237.13.43 ip4:159.237.13.44 ip4:213.4.119.124 -all
- HARICA-Ih71SRFGlQg42KNyEFG
- HARICA-hadwHTdvid54iH3NWSE
- HARICA-qecON7fwrYkjc1h69GX
- google-site-verification=p_aOZ083w7JHhkBPx9p7IL2J2ajsoX3hfIaVgoJXk5Y
- WE66HDDhg6e7QIEf54hrV1xARpEp+CsIenK9VVwyt6NbDBkfN7imxvRxA1g1n/yPJ6TihhmsERtAw2iyhByr/A==
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