cmarschner.de

Valid Email Server
Domain Lookup › cmarschner.de

Domain Overview

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

Checked via [email protected] · 2026-03-30 20:51:08 UTC · ↺ Refresh

MX Hostnames

  • mail.cmarschner.de

MX Priorities

  • mail.cmarschner.de: 10

A / AAAA Records

  • 212.53.165.52 ↩ cyberwebserver-24.de

Mail Server IPs

  • 185.44.4.160 ↩ mail.cmarschner.de

SOA Record

Raw SOA dns.dns1.de hostmaster.domainbestellsystem.com 2023090103 28800 7200 604800 86400
Primary NS (mname)
dns.dns1.de
Admin Email (rname)
hostmaster@domainbestellsystem.com
Serial
2023090103
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

dns.dns1.de
dns.dns2.de
dns.dns4.de
dns.dns3.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

✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default

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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