dso.de

Valid Email Server
Domain Lookup › dso.de

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
dso.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-06 16:05:14 UTC · ↺ Refresh

MX Hostnames

  • mail.dso.de

MX Priorities

  • mail.dso.de: 1

A / AAAA Records

  • 62.159.105.109 (no PTR)

Mail Server IPs

  • 62.225.75.67 ↩ mail.dso.de

SOA Record

Raw SOA dns.dso.de hostmaster.dso.de 2012040778 3600 600 1209600 3600
Primary NS (mname)
dns.dso.de
Admin Email (rname)
hostmaster@dso.de
Serial
2012040778
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

secondary006.dtag.net
pns.dtag.de

SPF Record

✓ Strict (-all)
V=spf1 mx a:mail.dso.de ip4:62.225.75.67 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)

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

6 records
  • google-site-verification=upCSN54SPtgkgYDvCubqV2LWsgU-1qG3Ob6z_T8PSC8
  • SPFV=spf1 mx a:mail.dso.de ip4:62.225.75.67 include:spf.protection.outlook.com -all
  • becard-user-directory=1Q50zRx0VAKRU6oO1qsIdq8bc5mAaC
  • apple-domain-verification=aniz8Ef2oal9IfnN
  • sophos-domain-verification=59be5d0adba64a86c44c0cd8e2d3779281f32e384e3830e25de26cb638732d12
  • MS=11AB34687593122BBD6D90BE39E0E0DC9E02624E
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