cumc.com

Valid Email Server
Domain Lookup › cumc.com

Domain Overview

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

Checked via [email protected] · 2026-03-21 00:31:14 UTC · ↺ Refresh

MX Hostnames

  • cumc-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 34.174.179.51 ↩ 51.179.174.34.bc.googleusercontent.com

Mail Server IPs

  • 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
  • 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
  • 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.dotster.com namehost\@worldnic.com 124121014 10800 3600 604800 3600
Primary NS (mname)
ns1.dotster.com
Admin Email (rname)
namehost\@worldnic@com
Serial
124121014
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.dotster.com
ns2.dotster.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:spf.booksys.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

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

All TXT Records

5 records
  • ka4a6lvb8a62kh47q5s9b3huc5
  • gf85131q7i0du1donlcliqomg6
  • lqb5u5m5igpbrhedn6efoj1fdp
  • google-site-verification=SuIMprIAYGRtd5CM6m1Jw9sn6nKrweuu4ksDb-iQ39g
  • SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:spf.booksys.net ~all
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