katharinen-hospital.de

Valid Email Server
Domain Lookup › katharinen-hospital.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
katharinen-hospital.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-06 15:12:19 UTC · ↺ Refresh

MX Hostnames

  • mx00.kundenserver.de
  • mx01.kundenserver.de
  • uhvmx.hospitalverbund.de

MX Priorities

  • mx00.kundenserver.de: 20
  • mx01.kundenserver.de: 21
  • uhvmx.hospitalverbund.de: 10

A / AAAA Records

  • 81.209.171.20 (no PTR)

Mail Server IPs

  • 212.227.15.41 ↩ mx00.kundenserver.de
  • 217.72.192.67 ↩ mx01.kundenserver.de
  • 87.190.1.173 ↩ uhvmx.hospitalverbund.de

SOA Record

Raw SOA ns1045.ui-dns.de hostmaster.1und1.de 2016110226 28800 7200 604800 300
Primary NS (mname)
ns1045.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2016110226
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1045.ui-dns.biz
ns1045.ui-dns.com
ns1045.ui-dns.org
ns1045.ui-dns.de

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de mx:mx01.netgroup.de ip4:87.190.1.173 ip4:87.190.1.167 ip4:87.190.1.181 ip4:87.190.1.178 include:spf.protection.outlook.com include:spf.de.umantis.com -all
📊 DNS lookups: 5/10
✓ 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

2 records
  • SPFv=spf1 include:_spf.perfora.net include:_spf.kundenserver.de mx:mx01.netgroup.de ip4:87.190.1.173 ip4:87.190.1.167 ip4:87.190.1.181 ip4:87.190.1.178 include:spf.protection.outlook.com include:spf.de.umantis.com -all
  • google-site-verification=8V1qxSANo5RWkrKqwA08nZCW5iwPQZ-mMi8IReowOsk
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