Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
landratsamt-heilbronn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 09:41:25 UTC · ↺ Refresh
MX Hostnames
- mx8.kvnbw.de
- mx7.kvnbw.de
- mx6.kvnbw.de
- mx9.kvnbw.de
MX Priorities
- mx9.kvnbw.de: 10
- mx7.kvnbw.de: 10
- mx8.kvnbw.de: 10
- mx6.kvnbw.de: 10
A / AAAA Records
- 217.30.50.171 ↩ landratsamt-heilbronn.de
Mail Server IPs
- 194.59.36.35 ↩ mx9.kvnbw.de
- 194.0.94.49 ↩ mx7.kvnbw.de
- 194.59.36.34 ↩ mx8.kvnbw.de
- 194.0.94.48 ↩ mx6.kvnbw.de
SOA Record
Raw SOA
ns1.centaur-it.net do-not-reply.landratsamt-heilbronn.de 2025121904 43200 7200 1209600 86400
Primary NS (mname)
ns1.centaur-it.net
Admin Email (rname)
do-not-reply@landratsamt-heilbronn.de
Serial
2025121904
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.centaur-it.net
ns2.centaur-it.net
ns1.centaur-it.net
ns4.centaur-it.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:landratsamt-heilbronn.de include:ekom21.de a:landkreis-heilbronn.de include:spf.protect.kvnbw.de include:spf.protection.outlook.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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- MS=ABC0F250FB1AF04FA03AC13EBB7C6364EAD9F330
- SPFv=spf1 mx a:landratsamt-heilbronn.de include:ekom21.de a:landkreis-heilbronn.de include:spf.protect.kvnbw.de include:spf.protection.outlook.com ~all
- apple-domain-verification=TWMSG8eLc3RTDjGw
- cisco-ci-domain-verification=60492eac5817c13b3a565cd1dbc36abb9417e7b818a1c71465a1c1c497c736d
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 landratsamt-heilbronn.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits