o2service.de

Valid Email Server
Domain Lookup › o2service.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
o2service.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 10:29:02 UTC · ↺ Refresh

MX Hostnames

  • mail1.o2service.de
  • mail2.o2service.de

MX Priorities

  • mail2.o2service.de: 20
  • mail1.o2service.de: 10

A / AAAA Records

  • 212.23.125.160 (no PTR)

Mail Server IPs

  • 212.23.125.185 ↩ mail2.o2service.de
  • 212.23.125.184 ↩ mail1.o2service.de

SOA Record

Raw SOA ns1.o2online.de domain-de.o2.com 2026031900 21600 3600 604800 600
Primary NS (mname)
ns1.o2online.de
Admin Email (rname)
domain-de@o2.com
Serial
2026031900
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns2.o2online.de
ns3.o2online.de
ns1.o2online.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:212.23.125.0/24 ip4:80.157.79.0/24 mx include:spfhost.messageprovider.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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 ip4:212.23.125.0/24 ip4:80.157.79.0/24 mx include:spfhost.messageprovider.com ~all
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