simpsoncompanies.com

Valid Email Server
Domain Lookup › simpsoncompanies.com

Domain Overview

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

Checked via [email protected] · 2026-03-23 22:27:47 UTC · ↺ Refresh

MX Hostnames

  • mx1-us1.ppe-hosted.com
  • simpsoncompanies-com.mail.protection.outlook.com
  • mx2-us1.ppe-hosted.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 10
  • mx2-us1.ppe-hosted.com: 20
  • simpsoncompanies-com.mail.protection.outlook.com: 30

A / AAAA Records

  • 104.21.11.65
  • 172.67.165.82
  • 2606:4700:3030::ac43:a552
  • 2606:4700:3031::6815:b41

Mail Server IPs

  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c946::3
  • 2a01:111:f403:c92c::3

SOA Record

Raw SOA kate.ns.cloudflare.com dns.cloudflare.com 2398473597 10000 2400 604800 1800
Primary NS (mname)
kate.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398473597
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

kate.ns.cloudflare.com
reese.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf-us.ppe-hosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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

1 record
  • SPFv=spf1 include:_spf-us.ppe-hosted.com ~all
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