Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
brs-steuerberatung.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 00:50:58 UTC · ↺ Refresh
MX Hostnames
- maildomain.datevnet.de
- maildomain.datevnet.com
MX Priorities
- maildomain.datevnet.com: 20
- maildomain.datevnet.de: 10
A / AAAA Records
- 85.215.6.122 (no PTR)
Mail Server IPs
- 193.27.49.207 ↩ maildomain.datevnet.com
- 193.27.49.221 ↩ maildomain.datevnet.com
- 2a00:e50:f155:7::cf ↩ maildomain.datevnet.com
- 2a00:e50:f155:7::dd ↩ maildomain.datevnet.com
- 193.27.49.220 ↩ maildomain.datevnet.de
- 193.27.49.206 ↩ maildomain.datevnet.de
- 2a00:e50:f155:7::dc ↩ maildomain.datevnet.de
- 2a00:e50:f155:7::ce ↩ maildomain.datevnet.de
SOA Record
Raw SOA
zion.matrix3.de technik.norplex.net 2025112001 14400 3600 2419200 3600
Primary NS (mname)
zion.matrix3.de
Admin Email (rname)
technik@norplex.net
Serial
2025112001
Refresh
14400s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
trinity.matrix3.de
zion.matrix3.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:datevnet._spf.datev.de include:onlineinfodienst.de ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- MS=ms38685059
- SPFv=spf1 include:spf.protection.outlook.com include:datevnet._spf.datev.de include:onlineinfodienst.de ~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 brs-steuerberatung.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits