Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tsg-muenster.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:13:37 UTC · ↺ Refresh
MX Hostnames
- mx01.kundenserver.de
- mx00.kundenserver.de
MX Priorities
- mx00.kundenserver.de: 10
- mx01.kundenserver.de: 11
A / AAAA Records
- 217.160.0.237 ↩ 217-160-0-237.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2e4 ↩ 2001-08d8-100f-f000-0000-0000-0000-02e4.elastic-ssl.ui-r.com
Mail Server IPs
- 212.227.15.41 ↩ mx00.kundenserver.de
- 217.72.192.67 ↩ mx01.kundenserver.de
SOA Record
Raw SOA
ns1037.ui-dns.com hostmaster.kundenserver.de 2017062779 28800 7200 604800 300
Primary NS (mname)
ns1037.ui-dns.com
Admin Email (rname)
hostmaster@kundenserver.de
Serial
2017062779
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1037.ui-dns.de
ns1037.ui-dns.com
ns1037.ui-dns.org
ns1037.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.kundenserver.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf.kundenserver.de -all
- v=verifydomain MS=7264872
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