Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zz-m.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 03:35:27 UTC · ↺ Refresh
MX Hostnames
- zz-m.de
MX Priorities
- zz-m.de: 10
A / AAAA Records
- 89.22.110.139 ↩ vd4.klxm.de
Mail Server IPs
- 89.22.110.139 ↩ vd4.klxm.de
SOA Record
Raw SOA
a.ns14.net skerbis.klxm.de 2025061101 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
skerbis@klxm.de
Serial
2025061101
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
b.ns14.net
c.ns14.net
a.ns14.net
d.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 a:v4.klxm.de mx a -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; sp=quarantine; fo=1; aspf=r;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 a:v4.klxm.de mx a -all
Full email verification for zz-m.de
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