clifford-jacobs.com

Valid Email Server
Domain Lookup › clifford-jacobs.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
clifford-jacobs.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 21:51:00 UTC · ↺ Refresh

MX Hostnames

  • cliffordjacobs-com02b.mail.protection.outlook.com

MX Priorities

  • cliffordjacobs-com02b.mail.protection.outlook.com: 10

A / AAAA Records

  • 199.250.196.217 (no PTR)

Mail Server IPs

  • 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
  • 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns13.domaincontrol.com dns.jomax.net 2024072502 28800 7200 604800 600
Primary NS (mname)
ns13.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024072502
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns14.domaincontrol.com
ns13.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com a:imtcorporation.com
📊 DNS lookups: 3/10

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

3 records
  • knowbe4-site-verification=08272200d123304506bfd1e92225cc07
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.emailsignatures365.com a:imtcorporation.com
  • MS=ms74150923
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