rostock.de

Valid Email Server
Domain Lookup › rostock.de

Domain Overview

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

Checked via [email protected] · 2026-03-31 16:38:30 UTC · ↺ Refresh

MX Hostnames

  • stadt4.rostock.de
  • stadt5.rostock.de

MX Priorities

  • stadt5.rostock.de: 20
  • stadt4.rostock.de: 10

A / AAAA Records

  • 144.76.121.156 ↩ k51v72.meinserver.io

Mail Server IPs

  • 195.37.187.248 ↩ stadt5.rostock.de
  • 195.37.231.232 ↩ stadt4.rostock.de

SOA Record

Raw SOA rz.rostock.de root.rostock.de 2018073247 14400 3600 1209600 86400
Primary NS (mname)
rz.rostock.de
Admin Email (rname)
root@rostock.de
Serial
2018073247
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ringo.ns.uni-rostock.de
george.ns.uni-rostock.de
rz.rostock.de
deneb.dfn.de

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 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
  • SPFv=spf1 mx -all
  • MS=ms43248879
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