Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zahnarzt-hansgeorg-herrmann.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 20:24:29 UTC · ↺ Refresh
MX Hostnames
- mail.zahnarzt-hansgeorg-herrmann.de
- mailx3-in-a.csaonline.de
- mailx3-in-b.csaonline.de
MX Priorities
- mailx3-in-b.csaonline.de: 20
- mail.zahnarzt-hansgeorg-herrmann.de: 10
- mailx3-in-a.csaonline.de: 10
A / AAAA Records
- 152.53.178.14 ↩ lobenstein-crossmedia.de
Mail Server IPs
- 213.166.247.79 ↩ mailx3-in-b.csaonline.de
- 152.53.178.14 ↩ lobenstein-crossmedia.de
- 81.27.162.79 ↩ mailx3-in-a.csaonline.de
SOA Record
Raw SOA
eloise.ns.cloudflare.com dns.cloudflare.com 2396826149 10000 2400 604800 1800
Primary NS (mname)
eloise.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396826149
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
eloise.ns.cloudflare.com
miguel.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a include:_spf.csaonline.de mx -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
2 records- SPFv=spf1 a include:_spf.csaonline.de mx -all
- google-site-verification=iP_yMm31GBhIgpb0s5sLhXLhtnfqv3VQi5R6ksl6Qg8
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