Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zhsiegel.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-05 01:12:09 UTC · ↺ Refresh
MX Hostnames
- mta20.qfox.email
MX Priorities
- mta20.qfox.email: 10
A / AAAA Records
- 217.28.100.50 ↩ www15.badencloud.de
Mail Server IPs
- 217.28.100.200 ↩ mta20.qfox.email
- 2a02:ba8:100:0:250:56ff:feaf:6664 ↩ mta20.qfox.email
SOA Record
Raw SOA
ns.leitwerk.net noc.leitwerk.net 2026070901 28800 7200 604800 86400
Primary NS (mname)
ns.leitwerk.net
Admin Email (rname)
noc@leitwerk.net
Serial
2026070901
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns.leitwerk.net
ns4.baden.domains
ns3.baden.domains
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
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 zhsiegel.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits