Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tfmservice.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 11:33:31 UTC · ↺ Refresh
MX Hostnames
- mailserver1.de
- mailserver2.de
MX Priorities
- mailserver2.de: 10
- mailserver1.de: 0
A / AAAA Records
- 217.160.214.33 (no PTR)
Mail Server IPs
- 78.46.1.76 ↩ dedi676.your-server.de
SOA Record
Raw SOA
ns75.domaincontrol.com dns.jomax.net 2026031103 28800 7200 604800 3600
Primary NS (mname)
ns75.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031103
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns75.domaincontrol.com
ns76.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:_spf.internet1.de -all
📊 DNS lookups: 3/10
✓ 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.internet1.de -all
- NETORGFT11339167.onmicrosoft.com
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 tfmservice.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits