Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
der-fernsehen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 18:44:57 UTC · ↺ Refresh
MX Hostnames
- mail.der-fernsehen.de
MX Priorities
- mail.der-fernsehen.de: 10
A / AAAA Records
- 85.220.231.182 ↩ rex24.flatbooster.com
Mail Server IPs
- 85.220.231.182 ↩ rex24.flatbooster.com
SOA Record
Raw SOA
ns1.flatns.de hostmaster.internetwire.de 2024072501 28800 7200 604800 86400
Primary NS (mname)
ns1.flatns.de
Admin Email (rname)
hostmaster@internetwire.de
Serial
2024072501
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.flatns.de
ns4.flatns.de
ns2.flatns.de
ns3.flatns.de
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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- v=spf1 a mx include:flatbooster.net -all
- google-site-verification=_j12APQ4tGbyVWz-vYURJs5Gq2rD09Yf5YmCirKe5Us
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 · Customize →
See demo & docs
Deep verification
Full email verification for der-fernsehen.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits