Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kebekus-zimmermann.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 04:53:50 UTC · ↺ Refresh
MX Hostnames
- mxtls.expurgate.net
- mxtls.expurgate.de
MX Priorities
- mxtls.expurgate.net: 10
- mxtls.expurgate.de: 20
A / AAAA Records
- 188.94.248.92
Mail Server IPs
- 194.145.224.122 ↩ mxtls.expurgate.net
- 194.145.224.123 ↩ mxtls.expurgate.net
- 194.145.224.124 ↩ mxtls.expurgate.net
- 194.145.224.125 ↩ mxtls.expurgate.net
- 195.190.135.120 ↩ mxtls.expurgate.net
- 195.190.135.121 ↩ mxtls.expurgate.net
- 195.190.135.122 ↩ mxtls.expurgate.net
- 195.190.135.123 ↩ mxtls.expurgate.net
- 195.190.135.124 ↩ mxtls.expurgate.net
- 195.190.135.125 ↩ mxtls.expurgate.net
- 194.145.224.120
- 194.145.224.121
SOA Record
Raw SOA
ns1100.ui-dns.biz hostmaster.1und1.de 2016110415 28800 7200 604800 300
Primary NS (mname)
ns1100.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2016110415
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1100.ui-dns.biz
ns1100.ui-dns.org
ns1100.ui-dns.de
ns1100.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:194.37.255.51 ip4:194.37.255.0/24 ip4:91.198.224.0/24 ~all
📊 DNS lookups: 0/10
~ 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 ip4:194.37.255.51 ip4:194.37.255.0/24 ip4:91.198.224.0/24 ~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 kebekus-zimmermann.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits