g4u.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
g4u.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-23 05:28:14 UTC · ↺ Refresh

MX Hostnames

  • g4u-com.mail.eo.outlook.com

MX Priorities

  • g4u-com.mail.eo.outlook.com: 10

A / AAAA Records

  • 72.20.137.237 (no PTR)

Mail Server IPs

  • 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
  • 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.xcem.com hostmaster.ns1.xcem.com 2005011415 64800 1800 3024000 3600
Primary NS (mname)
ns1.xcem.com
Admin Email (rname)
hostmaster@ns1.xcem.com
Serial
2005011415
Refresh
64800s
Retry
1800s
Expire
3024000s
Minimum TTL
3600s

Nameservers (NS)

ns1.xcem.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:outlook.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:outlook.com ~all
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