greerherz.com

Valid Email Server
Domain Lookup › greerherz.com

Domain Overview

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

Checked via [email protected] · 2026-03-21 01:33:02 UTC · ↺ Refresh

MX Hostnames

  • greerherz-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 35.209.217.190 ↩ 190.217.209.35.bc.googleusercontent.com

Mail Server IPs

  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
  • 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
  • 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA ns51.worldnic.com namehost.worldnic.com 125101312 10800 3600 604800 3600
Primary NS (mname)
ns51.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125101312
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns51.worldnic.com
ns52.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:38.108.3.22 ip4:50.200.52.89 ip4:50.200.52.91 ip4:50.200.52.82 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

3 records
  • MS=1061E0140F627BC2D47809EFB9970564653F5575
  • SPFv=spf1 ip4:38.108.3.22 ip4:50.200.52.89 ip4:50.200.52.91 ip4:50.200.52.82 include:spf.protection.outlook.com -all
  • 0ed1fe018a0a10bab7d8724d068cbf955198926fea
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