sonnenburg.de

Valid Email Server
Domain Lookup › sonnenburg.de

Domain Overview

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

Checked via [email protected] · 2026-03-30 21:33:14 UTC · ↺ Refresh

MX Hostnames

  • mail.sonnenburg.de

MX Priorities

  • mail.sonnenburg.de: 100

A / AAAA Records

  • 116.202.230.148 ↩ static.148.230.202.116.clients.your-server.de

Mail Server IPs

  • 77.73.250.113 ↩ mail.sonnenburg.de

SOA Record

Raw SOA ns01.dns-bb.de karin.thiel.bits-and-bytes.de 2026011500 10800 3600 604800 86400
Primary NS (mname)
ns01.dns-bb.de
Admin Email (rname)
karin@thiel.bits-and-bytes.de
Serial
2026011500
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns01.dns-bb.de
ns03.dns-bb.de
ns04.dns-bb.de
ns02.dns-bb.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:77.73.250.113 ip4:77.73.250.55 ip4:116.202.230.148 include:agenturserver.de ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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

3 records
  • google-site-verification=9koJgTVmNKtmDM8T3lALZEpd5Qn26NQWe0xDibkc8Fk
  • apple-domain-verification=ikhfFPe8yRFnomS9
  • SPFv=spf1 ip4:77.73.250.113 ip4:77.73.250.55 ip4:116.202.230.148 include:agenturserver.de ~all
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