Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
berndseidler.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 23:02:35 UTC · ↺ Refresh
MX Hostnames
- mx4.mailpod15-cph3.g1i.one.com
- mx1.mailpod15-cph3.g1i.one.com
- mx2.mailpod15-cph3.g1i.one.com
- mx3.mailpod15-cph3.g1i.one.com
MX Priorities
- mx3.mailpod15-cph3.g1i.one.com: 10
- mx4.mailpod15-cph3.g1i.one.com: 10
- mx2.mailpod15-cph3.g1i.one.com: 10
- mx1.mailpod15-cph3.g1i.one.com: 10
A / AAAA Records
- 46.30.215.170 ↩ webcluster2.webpod17-cph3.one.com
- 2a02:2350:5:106:8057:896e:bcb0:49d9 (no PTR)
Mail Server IPs
- 104.37.35.38 ↩ mx3.mailpod15-cph3.g1i.one.com
- 104.37.35.39 ↩ mx4.mailpod15-cph3.g1i.one.com
- 104.37.35.37 ↩ mx2.mailpod15-cph3.g1i.one.com
- 104.37.35.36 ↩ mx1.mailpod15-cph3.g1i.one.com
SOA Record
Raw SOA
ns01.one.com hostmaster.one.com 2026032901 14400 3600 1209600 600
Primary NS (mname)
ns01.one.com
Admin Email (rname)
hostmaster@one.com
Serial
2026032901
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns02.one.com
ns01.one.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_custspf.one.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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 include:_custspf.one.com ~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
See demo & docs
Deep verification
Full email verification for berndseidler.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits