msl.com.co

Valid Email Server
Domain Lookup › msl.com.co

Domain Overview

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

Checked via [email protected] · 2026-03-26 01:13:35 UTC · ↺ Refresh

MX Hostnames

  • cluster1a.us.messagelabs.com
  • msl-com-co.mail.protection.outlook.com
  • cluster1.us.messagelabs.com

MX Priorities

  • msl-com-co.mail.protection.outlook.com: 30
  • cluster1a.us.messagelabs.com: 10
  • cluster1.us.messagelabs.com: 0

A / AAAA Records

  • 15.197.225.128
  • 3.33.251.168

Mail Server IPs

  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.9.17 (no PTR)
  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
  • 34.75.172.113 ↩ 113.172.75.34.bc.googleusercontent.com
  • 67.219.246.215 ↩ mail901.messagelabs.com
  • 67.219.250.218
  • 67.219.247.204
  • 67.219.246.208
  • 67.219.250.215
  • 67.219.247.106
  • 67.219.247.202
  • 67.219.250.212

SOA Record

Raw SOA ns55.domaincontrol.com dns.jomax.net 2026021301 28800 7200 604800 600
Primary NS (mname)
ns55.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026021301
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns55.domaincontrol.com
ns56.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.messagelabs.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
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