Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rock-immobilien.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 13:00:19 UTC · ↺ Refresh
MX Hostnames
- host002.kerio.sicherheits.cloud
MX Priorities
- host002.kerio.sicherheits.cloud: 10
A / AAAA Records
- 85.13.137.154 ↩ dd16702.kasserver.com
Mail Server IPs
- 195.226.185.37 ↩ kerio.sicherheits.cloud
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2510241041 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2510241041
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns5.kasserver.com
ns6.kasserver.com
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
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
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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