Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dortmund-zahnarzt-mueller.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 16:20:47 UTC · ↺ Refresh
MX Hostnames
- mail.dortmund-zahnarzt-mueller.de
MX Priorities
- mail.dortmund-zahnarzt-mueller.de: 10
A / AAAA Records
- 109.237.136.61 (no PTR)
Mail Server IPs
- 109.237.136.61 (no PTR)
SOA Record
Raw SOA
cns1.alfahosting.info hostmaster.alfahosting.de 2025120901 28800 7200 604800 10800
Primary NS (mname)
cns1.alfahosting.info
Admin Email (rname)
hostmaster@alfahosting.de
Serial
2025120901
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
cns1.alfahosting.info
cns2.alfahosting.info
cns3.alfahosting.info
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 include:_spf.google.com ~all
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