Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kbumm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 02:30:19 UTC · ↺ Refresh
MX Hostnames
- mail.kbumm.de
MX Priorities
- mail.kbumm.de: 10
A / AAAA Records
- 94.130.103.69 ↩ static.69.103.130.94.clients.your-server.de
Mail Server IPs
- 136.243.166.12 ↩ www431.your-server.de
SOA Record
Raw SOA
ns1.first-ns.de postmaster.robot.first-ns.de 2018030701 3600 10800 1209600 3600
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
postmaster@robot.first-ns.de
Serial
2018030701
Refresh
3600s
Retry
10800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.first-ns.de
robotns3.second-ns.com
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ 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 mx -all
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