Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cafe-kaiserbau.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 04:05:19 UTC · ↺ Refresh
MX Hostnames
- mx2.agenturserver.de
- mx3.agenturserver.de
- mx1.agenturserver.de
MX Priorities
- mx1.agenturserver.de: 10
- mx2.agenturserver.de: 20
- mx3.agenturserver.de: 30
A / AAAA Records
- 188.94.254.37 ↩ r2679.agenturserver.it
Mail Server IPs
- 185.15.192.56 ↩ mx1.agenturserver.de
- 185.15.192.57 ↩ mx2.agenturserver.de
- 185.15.192.58 ↩ mx3.agenturserver.de
SOA Record
Raw SOA
dns1.nsdns.info tech.key-systems.net 2024052802 10800 3600 604800 28800
Primary NS (mname)
dns1.nsdns.info
Admin Email (rname)
tech@key-systems.net
Serial
2024052802
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
dns1.nsdns.info
dns3.nsdns.info
dns2.nsdns.info
SPF Record
✓ Soft Fail (~all)
v=spf1 include:agenturserver.de ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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 include:agenturserver.de ~all
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