Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lueders-warneboldt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 11:18:54 UTC · ↺ Refresh
MX Hostnames
- mx01.hornetsecurity.com
- mx03.hornetsecurity.com
- mx04.hornetsecurity.com
- mx02.hornetsecurity.com
MX Priorities
- mx02.hornetsecurity.com: 20
- mx04.hornetsecurity.com: 200
- mx03.hornetsecurity.com: 200
- mx01.hornetsecurity.com: 10
A / AAAA Records
- 78.46.120.24 ↩ static.24.120.46.78.clients.your-server.de
Mail Server IPs
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
- 94.100.132.8 ↩ mx01.hornetsecurity.com
SOA Record
Raw SOA
docks18.rzone.de hostmaster.strato-rz.de 2025061400 86400 7200 604800 300
Primary NS (mname)
docks18.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2025061400
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks18.rzone.de
shades17.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:213.23.92.10 include:maildomain._spf.datev.de include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 ip4:213.23.92.10 include:maildomain._spf.datev.de include:spf.protection.outlook.com include:spf.hornetsecurity.com ~all
- apple-domain-verification=G7oIyCRX5Z6Njmj2
- MS=ms31886110
- _globalsign-domain-verification=kTrUcVey8LtmyCTHzl9KGOjLHT-pVN7C5VE0J09bE6
- _globalsign-domain-verification=Fg_G5BtwWoiNpfHP7tcjzl66yHETefsC1ulS_U2_7j
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