oppenheim.de

Valid Email Server
Domain Lookup › oppenheim.de

Domain Overview

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

Checked via [email protected] · 2026-03-28 14:43:10 UTC · ↺ Refresh

MX Hostnames

  • smtp11.db.com
  • smtp23.db.com
  • smtp21.db.com

MX Priorities

  • smtp11.db.com: 10
  • smtp21.db.com: 10
  • smtp23.db.com: 30

A / AAAA Records

  • 165.160.13.20 (no PTR)
  • 165.160.15.20 (no PTR)

Mail Server IPs

  • 160.83.24.14 ↩ smtp11.db.com
  • 160.83.10.238 ↩ smtp21.db.com
  • 160.83.10.242 ↩ smtp23.db.com

SOA Record

Raw SOA dns1.cscdns.net hostmaster.cscdns.net 2014031949 28800 7200 604800 14400
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2014031949
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
14400s

Nameservers (NS)

dns2.cscdns.net
dns1.cscdns.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:160.83.0.0/16 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected],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

2 records
  • _globalsign-domain-verification=gBRsQHan8KV_xwurKiewA3wEabHk_FtK9P_TJn1pDI
  • SPFv=spf1 ip4:160.83.0.0/16 -all
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