rainer-rubbert.de

Valid Email Server
Domain Lookup › rainer-rubbert.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rainer-rubbert.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 10:09:01 UTC · ↺ Refresh

MX Hostnames

  • secondary.snafu.de
  • mailin.snafu.de

MX Priorities

  • mailin.snafu.de: 10
  • secondary.snafu.de: 20

A / AAAA Records

  • 213.73.112.220 ↩ web01.snafu.de

Mail Server IPs

  • 84.23.254.51 ↩ service.snafu.de
  • 84.23.254.17 (no PTR)

SOA Record

Raw SOA ns01.snafu.de domain.team.snafu.de 2020111602 86400 7200 604800 86400
Primary NS (mname)
ns01.snafu.de
Admin Email (rname)
domain@team.snafu.de
Serial
2020111602
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns01.snafu.de
ns02.snafu.de

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

No TXT records found.

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