Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lederfischer.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 20:24:36 UTC · ↺ Refresh
MX Hostnames
- w00b4779.kasserver.com
MX Priorities
- w00b4779.kasserver.com: 10
A / AAAA Records
- 37.228.154.84 ↩ cloud6-vm184.de-nserver.de
Mail Server IPs
- 85.13.145.63 ↩ dd20900.kasserver.com
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2602281043 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2602281043
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns5.kasserver.com
ns6.kasserver.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:37.228.154.84 ?all
📊 DNS lookups: 2/10
? Neutral (?all) — no enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a ip4:37.228.154.84 ?all
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