Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kfo-hd.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 11:16:17 UTC · ↺ Refresh
MX Hostnames
- mx01.onlineworkplace24.de
- mx02.onlineworkplace24.de
MX Priorities
- mx01.onlineworkplace24.de: 0
- mx02.onlineworkplace24.de: 0
A / AAAA Records
- 199.36.158.100 (no PTR)
Mail Server IPs
- 193.22.255.36 ↩ mx01.onlineworkplace24.de
- 193.22.255.37 ↩ mx02.onlineworkplace24.de
SOA Record
Raw SOA
dns.dns1.de hostmaster.domainbestellsystem.com 2025102801 28800 7200 604800 86400
Primary NS (mname)
dns.dns1.de
Admin Email (rname)
hostmaster@domainbestellsystem.com
Serial
2025102801
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns.dns2.de
dns.dns1.de
dns.dns4.de
dns.dns3.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.onlineworkplace24.de a:otc-de-spf.mms.t-systems-service.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate 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
3 records- DMARCv=DMARC1; p=quarantine; adkim=s; aspf=s;
- google-site-verification=R5EPT1HGenT6U7spC_iDyGwItZVSQd50FHfCIQ1SQmI
- SPFv=spf1 a mx include:spf.onlineworkplace24.de a:otc-de-spf.mms.t-systems-service.com ~all
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