Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
argenbuehl.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 14:50:31 UTC · ↺ Refresh
MX Hostnames
- mx9.kvnbw.de
- mx8.kvnbw.de
- mx7.kvnbw.de
- mx6.kvnbw.de
MX Priorities
- mx9.kvnbw.de: 10
- mx7.kvnbw.de: 10
- mx6.kvnbw.de: 10
- mx8.kvnbw.de: 10
A / AAAA Records
- 134.119.0.6 ↩ mc23350.ispgateway.de
- 2a00:116a:10a:d6a0:: ↩ mc23350.ispgateway.de
Mail Server IPs
- 194.59.36.35 ↩ mx9.kvnbw.de
- 194.0.94.49 ↩ mx7.kvnbw.de
- 194.0.94.48 ↩ mx6.kvnbw.de
- 194.59.36.34 ↩ mx8.kvnbw.de
SOA Record
Raw SOA
auth02.ns.td-fn.net hostmaster.td-fn.net 2025102902 28800 7200 1209600 86400
Primary NS (mname)
auth02.ns.td-fn.net
Admin Email (rname)
hostmaster@td-fn.net
Serial
2025102902
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
auth01.ns.td-fn.net
auth02.ns.td-fn.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protect.kvnbw.de ~all
📊 DNS lookups: 2/10
~ 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
4 records- gykcchtjnndtwkpdmk9lp01w8sr33hsy
- SPFv=spf1 mx include:spf.protect.kvnbw.de ~all
- k1b9iktcev08srkvks102a59s5
- pm4jiplntr08dtcqm3rl8sfkgl
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 argenbuehl.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits