slcolorado.com

Valid Email Server
Domain Lookup › slcolorado.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
slcolorado.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 04:26:31 UTC · ↺ Refresh

MX Hostnames

  • slcolorado-com.mail.protection.outlook.com

MX Priorities

  • slcolorado-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com
  • 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com

Mail Server IPs

  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
  • 52.101.9.17 (no PTR)
  • 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com

SOA Record

Raw SOA ns03.domaincontrol.com dns.jomax.net 2026012403 28800 7200 604800 600
Primary NS (mname)
ns03.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026012403
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns04.domaincontrol.com
ns03.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

5 records
  • MS=ms28374943
  • NETORGFT8019236.onmicrosoft.com
  • SPFv=spf1 include:secureserver.net -all
  • protonmail-verification=77b9856730d34602468a682aa7db3512fc423958
  • google-site-verification=gr3waNxAXLvD4yr8h76l-WBlPOjeX396VrBBVMr9O6c
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