Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stbk-stuttgart.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 21:07:02 UTC · ↺ Refresh
MX Hostnames
- mailin11.prod.datevnet.com
- mailin12.prod.datevnet.de
MX Priorities
- mailin11.prod.datevnet.com: 0
- mailin12.prod.datevnet.de: 0
A / AAAA Records
- 188.40.219.52 ↩ dedi8288.your-server.de
- 2a01:4f8:1061:14f3::2 ↩ dedi8288.your-server.de
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 2603190828 43200 7200 2419200 3600
Primary NS (mname)
ns01.datev.de
Admin Email (rname)
dnsmaster@datev.de
Serial
2603190828
Refresh
43200s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns01.datev.de
ns02.datev.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx a:otc-de-spf.mms.t-systems-service.com include:spf.protection.outlook.com include:datevnet._spf.datev.de include:spfserver.auctores.de include:dedi8288.your-server.de ip4:188.40.219.52 ip4:91.190.200.3 ip4:91.190.200.4 -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
3 records- brevo-code:9ef6ed4ff51763aeb3432e9fc4c1b2fe
- brevo-code:d0fd0edc773feebc80889f2cb8d4859a
- SPFv=spf1 +a +mx a:otc-de-spf.mms.t-systems-service.com include:spf.protection.outlook.com include:datevnet._spf.datev.de include:spfserver.auctores.de include:dedi8288.your-server.de ip4:188.40.219.52 ip4:91.190.200.3 ip4:91.190.200.4 -all
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