Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
volberggmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 14:28:57 UTC · ↺ Refresh
MX Hostnames
- server.bitnetwork.de
MX Priorities
- server.bitnetwork.de: 10
A / AAAA Records
- 40.127.162.197 ↩ server.bitnetwork.de
Mail Server IPs
- 40.127.162.197 ↩ server.bitnetwork.de
SOA Record
Raw SOA
nsa2.schlundtech.de marlier.bitnetwork.de 2023060905 43200 7200 1209600 86400
Primary NS (mname)
nsa2.schlundtech.de
Admin Email (rname)
marlier@bitnetwork.de
Serial
2023060905
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
✓ Soft Fail (~all)
v=spf1 mx a ip4:40.127.162.197 ~all
📊 DNS lookups: 2/10
~ 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 mx a ip4:40.127.162.197 ~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 volberggmbh.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits