libertadores.edu.co

Valid Email Server
Domain Lookup › libertadores.edu.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
libertadores.edu.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 08:37:09 UTC · ↺ Refresh

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MX Hostnames

  • libertadores-edu-co.mail.protection.outlook.com

MX Priorities

  • libertadores-edu-co.mail.protection.outlook.com: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA ricaute.libertadores.edu.co root.libertadores.edu.co 202600002 3600 3600 2419200 86400
Primary NS (mname)
ricaute.libertadores.edu.co
Admin Email (rname)
root@libertadores.edu.co
Serial
202600002
Refresh
3600s
Retry
3600s
Expire
2419200s
Minimum TTL
86400s

Nameservers (NS)

ricaute.libertadores.edu.co
ns20.columbus-networks.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:190.242.99.249 include:spf.protection.outlook.com include:spfa.cpmails.com include:spf.sealmail.co include:45202343.spf04.hubspotemail.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; adkim=s; aspf=s; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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

6 records
  • MS=ms90965495
  • cd0j30lcrcflgl77f34nftkhuc
  • lssd6hkju1iauvioqjdj23pvcj
  • nhbh63v9togn5kmrl553ig1h02
  • MS=D002764451A5850C8EFD307E03AAB39727844E5A
  • SPFv=spf1 ip4:190.242.99.249 include:spf.protection.outlook.com include:spfa.cpmails.com include:spf.sealmail.co include:45202343.spf04.hubspotemail.net -all
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