oso.md

Valid Email Server
Domain Lookup › oso.md

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
oso.md
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 02:46:09 UTC · ↺ Refresh

MX Hostnames

  • oso-md.mail.protection.outlook.com

MX Priorities

  • oso-md.mail.protection.outlook.com: 0

A / AAAA Records

  • 174.64.241.28 ↩ wsip-174-64-241-28.ph.ph.cox.net

Mail Server IPs

  • 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
  • 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
  • 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA dell.ns.cloudflare.com dns.cloudflare.com 2398490289 10000 2400 604800 1800
Primary NS (mname)
dell.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398490289
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

henry.ns.cloudflare.com
dell.ns.cloudflare.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

2 records
  • MS=ms15986101
  • SPFv=spf1 include:spf.protection.outlook.com -all
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