Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kling-werbung.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 21:23:50 UTC · ↺ Refresh
MX Hostnames
- mail5.cm-system.de
- mailrelay3.cm-system.de
MX Priorities
- mail5.cm-system.de: 100
- mailrelay3.cm-system.de: 10
A / AAAA Records
- 195.145.156.32 ↩ web9.cm-system.de
Mail Server IPs
- 195.145.156.125 ↩ mail5.cm-system.de
- 2003:c3:3811:6::125 ↩ mail5.cm-system.de
- 134.97.20.27 ↩ mailrelay3.cm-system.de
SOA Record
Raw SOA
ns.cm-system.de dnsadmin.cm-system.de 2021021501 86400 3600 3024000 259200
Primary NS (mname)
ns.cm-system.de
Admin Email (rname)
dnsadmin@cm-system.de
Serial
2021021501
Refresh
86400s
Retry
3600s
Expire
3024000s
Minimum TTL
259200s
Nameservers (NS)
ns2.cm-system.de
ns.cm-system.de
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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 -all
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