Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rse-kassel.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 15:34:45 UTC · ↺ Refresh
MX Hostnames
- mail.rse-kassel.de
MX Priorities
- mail.rse-kassel.de: 10
A / AAAA Records
- 81.169.143.122 ↩ iqserver.net
Mail Server IPs
- 89.246.179.68 ↩ i59F6B344.versanet.de
SOA Record
Raw SOA
ns27.domaincontrol.com dns.jomax.net 2024081500 28800 7200 604800 600
Primary NS (mname)
ns27.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024081500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns27.domaincontrol.com
ns28.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:89.246.179.68 ip4:81.169.238.42 ip4:85.214.251.16 include:spf.protection.outlook.com -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 ip4:89.246.179.68 ip4:81.169.238.42 ip4:85.214.251.16 include:spf.protection.outlook.com -all
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