cb-ka.de

Valid Email Server
Domain Lookup › cb-ka.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cb-ka.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 14:39:04 UTC · ↺ Refresh

MX Hostnames

  • mail.utlr.de

MX Priorities

  • mail.utlr.de: 10

A / AAAA Records

  • 116.202.186.66 ↩ c.cb-ka.de

Mail Server IPs

  • 116.202.4.183 ↩ mail.utlr.de

SOA Record

Raw SOA nsa2.schlundtech.de fkoenig.fkhosting.de 2024062000 43200 7200 1209600 600
Primary NS (mname)
nsa2.schlundtech.de
Admin Email (rname)
fkoenig@fkhosting.de
Serial
2024062000
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

nsc2.schlundtech.de
nsb2.schlundtech.de
nsd2.schlundtech.de
nsa2.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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

2 records
  • SPFv=spf1 mx -all
  • google-site-verification=afFENPMbcmhrCjybMThTneW763sXWp6-fUA94LIyhf0
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