superiormobilemedics.com

Valid Email Server
Domain Lookup › superiormobilemedics.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
superiormobilemedics.com
Yes
✓ Yes
Symantec
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 21:42:39 UTC · ↺ Refresh

MX Hostnames

  • cluster4a.us.messagelabs.com
  • cluster4.us.messagelabs.com

MX Priorities

  • cluster4a.us.messagelabs.com: 10
  • cluster4.us.messagelabs.com: 10

A / AAAA Records

  • 209.242.242.20 ↩ superiormobilemedics.com

Mail Server IPs

  • 34.75.172.113 ↩ 113.172.75.34.bc.googleusercontent.com
  • 67.219.247.97 ↩ mail921.messagelabs.com
  • 67.219.250.211 ↩ mail942.messagelabs.com
  • 67.219.246.209 ↩ mail908.messagelabs.com
  • 67.219.250.216 ↩ mail949.messagelabs.com
  • 67.219.247.193 ↩ mail926.messagelabs.com
  • 67.219.246.216 ↩ mail902.messagelabs.com

SOA Record

Raw SOA ib-grid.qdx.com please_set_email.absolutely.nowhere 41 10800 3600 2419200 900
Primary NS (mname)
ib-grid.qdx.com
Admin Email (rname)
please_set_email@absolutely.nowhere
Serial
41
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

ns11.questdiagnostics.com
ns3.questdiagnostics.com
ns1.questdiagnostics.com
ns12.questdiagnostics.com

SPF Record

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

DMARC Record

✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected]
✓ 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 include:spf.messagelabs.com -all
  • Q0U0E98223
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