cnk.de

Valid Email Server
Domain Lookup › cnk.de

Domain Overview

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

Checked via [email protected] · 2026-03-24 20:45:06 UTC · ↺ Refresh

MX Hostnames

  • mail.ppp.de
  • mail.ppp.net

MX Priorities

  • mail.ppp.net: 40
  • mail.ppp.de: 20

A / AAAA Records

  • 212.18.70.84 ↩ www.cnk.de

Mail Server IPs

  • 212.18.80.8 ↩ mail.ppp.net
  • 193.141.101.33 ↩ mail.ppp.de

SOA Record

Raw SOA ns.cnk.de mail.cnk.de 202403141 10000 1800 604800 86400
Primary NS (mname)
ns.cnk.de
Admin Email (rname)
mail@cnk.de
Serial
202403141
Refresh
10000s
Retry
1800s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns.ppp.net
ns.ppp.de

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:212.18.80.0/25 ip4:212.18.70.0/24 ~all
📊 DNS lookups: 2/10
~ 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

1 record
  • SPFv=spf1 a mx ip4:212.18.80.0/25 ip4:212.18.70.0/24 ~all
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