Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
st-sozien.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 10:08:04 UTC · ↺ Refresh
MX Hostnames
- intranator.schulzsozien.de
MX Priorities
- intranator.schulzsozien.de: 5
A / AAAA Records
- 85.13.156.97 ↩ dd38016.kasserver.com
Mail Server IPs
- 80.152.250.80 ↩ intranator.schulzsozien.de
SOA Record
Raw SOA
ns1.kiagdomain.de hostmaster.st-sozien.de 15 86400 7200 3600000 172800
Primary NS (mname)
ns1.kiagdomain.de
Admin Email (rname)
hostmaster@st-sozien.de
Serial
15
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns2.kiagdomain.de
ns1.kiagdomain.de
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
selector1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=UBte8-5uYZHk-U9cEi1KC7orpK2tYIzSAytkuBJQ4Fk
- SPFv=spf1 mx -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 st-sozien.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits