insa.com.co

Valid Email Server
Domain Lookup › insa.com.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
insa.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-31 09:41:26 UTC · ↺ Refresh

MX Hostnames

  • insa-com-co.mail.protection.outlook.com

MX Priorities

  • insa-com-co.mail.protection.outlook.com: 0

A / AAAA Records

  • 159.89.91.25 (no PTR)

Mail Server IPs

  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.telecom.com.co postmaster.telecom.com.co 2014052529 10800 3600 604800 86400
Primary NS (mname)
dns1.telecom.com.co
Admin Email (rname)
postmaster@telecom.com.co
Serial
2014052529
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

dns1.telecom.com.co
dns.telecom.com.co

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms59331702
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