f16.de

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
f16.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-19 11:35:50 UTC · ↺ Refresh

MX Hostnames

  • mx1.agenturserver.de
  • mx3.agenturserver.de
  • mx2.agenturserver.de
  • mx4.agenturserver.de

MX Priorities

  • mx3.agenturserver.de: 20
  • mx2.agenturserver.de: 10
  • mx1.agenturserver.de: 10
  • mx4.agenturserver.de: 50

A / AAAA Records

  • 46.30.59.20 ↩ r2893.agenturserver.it

Mail Server IPs

  • 185.15.192.58 ↩ mx3.agenturserver.de
  • 185.15.192.57 ↩ mx2.agenturserver.de
  • 185.15.192.56 ↩ mx1.agenturserver.de
  • 185.15.192.59 ↩ mx4.agenturserver.de

SOA Record

Raw SOA ns01.agenturserver.de support.mittwald.de 1766049212 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1766049212
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns01.agenturserver.de
ns01.agenturserver.it
ns01.agenturserver.co

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

1 record
  • MS=ms93478282
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