Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unilibrecali.edu.co
No
None
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:30:58 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
- 190.143.117.132 (no PTR)
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns3.telmexla.net.co internet.telmexla.net.co 2023091278 1200 7200 1209600 86400
Primary NS (mname)
ns3.telmexla.net.co
Admin Email (rname)
internet@telmexla.net.co
Serial
2023091278
Refresh
1200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.telmexla.net.co
ns3.telmexla.net.co
SPF Record
✓ Strict (-all)
v=spf1 mx ptr mx:mx.unilibrecali.edu.co ip4:190.143.117.190 include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 mx ptr mx:mx.unilibrecali.edu.co ip4:190.143.117.190 include:spf.protection.outlook.com -all
- MS=ms61489803
- MS=C20FD6E5CA7782BC0B7D16DCFD75C0DA446E60DF
- google-site-verification=1NaDvimT5T533MHt7eMOM-P9Cf26__T51IfrFRk1G9U
- 4reBkbhiAAvaND0g7YsqGbnabhyq9Ty0z0MPyquS1+mlT6+MawxZTbwu/NQFOrJZjKNSqkS+Lz6H/QMSGzkecw==
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