hsikom.de

Valid Email Server
Domain Lookup › hsikom.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hsikom.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 15:11:39 UTC · ↺ Refresh

MX Hostnames

  • mail-in.hsikom.de

MX Priorities

  • mail-in.hsikom.de: 10

A / AAAA Records

  • 212.63.145.242 ↩ win15.serviceprovider.de

Mail Server IPs

  • 212.223.165.71 ↩ frontend.clustermail.de

SOA Record

Raw SOA ns.nameserver7.de dnsmaster.ns.nameserver7.de 2023121900 7200 3600 604800 3600
Primary NS (mname)
ns.nameserver7.de
Admin Email (rname)
dnsmaster@ns.nameserver7.de
Serial
2023121900
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.nameserver7.de
ns.nameserver8.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.clustermail.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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 include:spf.clustermail.de -all
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