Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zahnwerz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:29:54 UTC · ↺ Refresh
MX Hostnames
- mail.zahnwerz.de
- mail2.zahnwerz.de
MX Priorities
- mail2.zahnwerz.de: 20
- mail.zahnwerz.de: 10
A / AAAA Records
- 89.58.27.151 ↩ server3.design-company.de
Mail Server IPs
- 89.58.27.151 ↩ server3.design-company.de
SOA Record
Raw SOA
ns31.cloudns.net support.cloudns.net 2025012939 7200 1800 1209600 3600
Primary NS (mname)
ns31.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2025012939
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
pns32.cloudns.net
pns34.cloudns.net
pns31.cloudns.net
pns33.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 mx a:server3.design-company.de a:790.nethosting24.de ip4:89.58.27.151 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=none; rf=afrf; pct=100; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 7 chars (valid)
⚠ Public key too short (7 chars) — DKIM may be invalid.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a:server3.design-company.de a:790.nethosting24.de ip4:89.58.27.151 -all
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