Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oetke-zahnmedizin.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 20:15:49 UTC · ↺ Refresh
MX Hostnames
- oetke-zahnmedizin.de
MX Priorities
- oetke-zahnmedizin.de: 10
A / AAAA Records
- 212.162.13.166 ↩ d166b.x-mailer.de
Mail Server IPs
- 212.162.13.166 ↩ d166b.x-mailer.de
SOA Record
Raw SOA
ns3.nsentry.de hostmaster.oetke-zahnmedizin.de 2023120600 10000 7200 3600000 172800
Primary NS (mname)
ns3.nsentry.de
Admin Email (rname)
hostmaster@oetke-zahnmedizin.de
Serial
2023120600
Refresh
10000s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns3.nsentry.de
ns4.nsentry.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf1.x-mailer.de include:spf2.x-mailer.de -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
1 record- SPFv=spf1 mx include:spf1.x-mailer.de include:spf2.x-mailer.de -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for oetke-zahnmedizin.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits