Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stark-druck.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:34:30 UTC · ↺ Refresh
MX Hostnames
- sd-mail-gw.stark-druck.de
- gw.stark-gruppe.de
MX Priorities
- sd-mail-gw.stark-druck.de: 10
- gw.stark-gruppe.de: 20
A / AAAA Records
- 193.53.250.121 ↩ r30515.agenturserver.it
Mail Server IPs
- 87.190.54.7 (no PTR)
- 195.243.50.170 ↩ gw.stark-gruppe.de
SOA Record
Raw SOA
nsa2.schlundtech.de do-not-reply.stark-druck.de 2025111300 43200 7200 1209600 86400
Primary NS (mname)
nsa2.schlundtech.de
Admin Email (rname)
do-not-reply@stark-druck.de
Serial
2025111300
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsa2.schlundtech.de
nsd2.schlundtech.de
nsb2.schlundtech.de
nsc2.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:gw.stark-gruppe.de a:sd-mail-gw.stark-druck.de include:agenturserver.de include:_spf.createsend.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict 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
2 records- SPFv=spf1 a mx a:gw.stark-gruppe.de a:sd-mail-gw.stark-druck.de include:agenturserver.de include:_spf.createsend.com -all
- MS=ms18739734
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 stark-druck.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits