ostlundservice.com

Valid Email Server
Domain Lookup › ostlundservice.com

Domain Overview

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

Checked via [email protected] · 2026-03-19 16:22:08 UTC · ↺ Refresh

MX Hostnames

  • ms70444799.msv1.invalid
  • ostlundservice-com.mail.protection.outlook.com

MX Priorities

  • ms70444799.msv1.invalid: 327
  • ostlundservice-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 192.124.249.189 ↩ cloudproxy10189.sucuri.net

Mail Server IPs

  • 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
  • 52.101.9.17 (no PTR)
  • 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com

SOA Record

Raw SOA ns77.domaincontrol.com dns.jomax.net 2025061006 28800 7200 604800 600
Primary NS (mname)
ns77.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025061006
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns77.domaincontrol.com
ns78.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 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

✗ 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

4 records
  • google-site-verification=FajBlLWiClMGSeez4acUsXkOGZC0qNrTWfIqb0Iz19k
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • sv3ssv6295ouhaon6l8t8dehsk
  • sjt3jj71j79ji878korfijp19b
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