Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tdk-service.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 17:06:00 UTC · ↺ Refresh
MX Hostnames
- mx2.tdk-service.de
- mx1.tdk-service.de
MX Priorities
- mx1.tdk-service.de: 20
- mx2.tdk-service.de: 30
A / AAAA Records
- 212.162.12.80 ↩ d166.x-mailer.de
Mail Server IPs
- 89.57.32.105 ↩ mx1.tdk-service.de
SOA Record
Raw SOA
a.ns14.net info.antares.de 2026011504 40000 7200 604800 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
info@antares.de
Serial
2026011504
Refresh
40000s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
a.ns14.net
c.ns14.net
d.ns14.net
b.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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
2 records- SPFv=spf1 a mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
- MS=ms96305742
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