Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bbjmail.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 03:21:26 UTC · ↺ Refresh
MX Hostnames
- mailin12.prod.datevnet.de
- mailin11.prod.datevnet.com
MX Priorities
- mailin11.prod.datevnet.com: 0
- mailin12.prod.datevnet.de: 0
A / AAAA Records
- 213.155.71.117 (no PTR)
Mail Server IPs
- 193.27.49.216 ↩ mailin11.prod.datevnet.com
- 2a00:e50:f155:7::d8 ↩ mailin11.prod.datevnet.com
- 193.27.49.217 ↩ mailin12.prod.datevnet.de
- 2a00:e50:f155:7::d9 ↩ mailin12.prod.datevnet.de
SOA Record
Raw SOA
ns01.datev.de dnsmaster.datev.de 2603221059 43200 7200 2419200 3600
Primary NS (mname)
ns01.datev.de
Admin Email (rname)
dnsmaster@datev.de
Serial
2603221059
Refresh
43200s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns02.datev.com
ns01.datev.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:91.190.200.3/32 ip4:91.190.200.4/32 include:spf.protection.outlook.com include:datevnet._spf.datev.de include:_spf.rexx-systems.com include:spf.atikon.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=86400; aspf=s; adkim=s; fo=0:1:d:s; rf=afrf;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
7 records- SPFv=spf1 ip4:91.190.200.3/32 ip4:91.190.200.4/32 include:spf.protection.outlook.com include:datevnet._spf.datev.de include:_spf.rexx-systems.com include:spf.atikon.com -all
- MS=ms31363900
- apple-domain-verification=lirfHoC3N40JaTm2
- docusign=097c56dc-0c63-45aa-b6cf-3023ddb5a775
- docusign=2e8883c1-410d-426f-8c7b-f91e0c00173e
- sophos-domain-verification=71f6ff4232b4d9c535a2628b2484025f52cad5c21cc3d9d7bf49494cc720f33a
- cisco-ci-domain-verification=28db82d8120499fad0f1b624b3a5e365d91ef7c0e0e218bfd0ae94bee972bed1
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 bbjmail.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits