Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
norbert-kulot.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 01:10:17 UTC · ↺ Refresh
MX Hostnames
- mail02.hex2013.com
- mail01.hex2013.com
MX Priorities
- mail01.hex2013.com: 10
- mail02.hex2013.com: 10
A / AAAA Records
- 84.246.125.2 ↩ asg2.rz-company.de
Mail Server IPs
- 128.127.69.76 ↩ DOX13FE01.hex2013.com
- 128.127.69.77 ↩ DOX13FE02.hex2013.com
SOA Record
Raw SOA
ns1.ns-serve.net root.ns1.ns-serve.net 1694528562 10800 3600 604800 3600
Primary NS (mname)
ns1.ns-serve.net
Admin Email (rname)
root@ns1.ns-serve.net
Serial
1694528562
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.ns-serve.net
ns1.ns-serve.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:hex2013.com include:secure-mailgate.com -all
📊 DNS lookups: 4/10
✓ 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
1 record- SPFv=spf1 a mx include:hex2013.com include:secure-mailgate.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 norbert-kulot.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits