Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kessler1878.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 15:44:45 UTC · ↺ Refresh
MX Hostnames
- mx2.mk.de
- mx1.mk.de
MX Priorities
- mx2.mk.de: 10
- mx1.mk.de: 10
A / AAAA Records
- 20.93.162.57 (no PTR)
Mail Server IPs
- 85.220.139.164 ↩ mailin12.mk.de
- 2001:1640::27:4 ↩ mailin12.mk.de
- 85.220.139.141 ↩ mailin11.mk.de
- 2001:1640::34:6 ↩ mailin11.mk.de
SOA Record
Raw SOA
ns1.mk.de hostmaster.mk.de 2021081201 10800 3600 604800 300
Primary NS (mname)
ns1.mk.de
Admin Email (rname)
hostmaster@mk.de
Serial
2021081201
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns2.mk.de
ns1.mk.de
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
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