Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gartentechnik-kutzner.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 23:29:00 UTC · ↺ Refresh
MX Hostnames
- mail.clustermail.de
MX Priorities
- mail.clustermail.de: 10
A / AAAA Records
- 93.189.156.218 ↩ customer.telemaxx.net
Mail Server IPs
- 212.223.165.71 ↩ frontend.clustermail.de
SOA Record
Raw SOA
ns11.nameserver.de dnsmaster.ns11.nameserver.de 2023101600 14400 3600 604800 300
Primary NS (mname)
ns11.nameserver.de
Admin Email (rname)
dnsmaster@ns11.nameserver.de
Serial
2023101600
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns12.nameserver.de
ns11.nameserver.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.clustermail.de -all
📊 DNS lookups: 1/10
✓ 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
2 records- SPFv=spf1 include:spf.clustermail.de -all
- google-site-verification=A9yuSBmnFi3dRuJBuzhZKFbGBB096wx-LCMUrppne50
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 gartentechnik-kutzner.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits