Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
fhtw-berlin.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-08-19 05:24:17 UTC · ↺ Refresh
MX Hostnames
- mail1.rz.htw-berlin.de
MX Priorities
- mail1.rz.htw-berlin.de: 50
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 141.45.10.101 ↩ mail1.rz.htw-berlin.de
SOA Record
Raw SOA
infoblox1.htw-berlin.de net-rz.htw-berlin.de 2014052858 10800 3600 2592000 900
Primary NS (mname)
infoblox1.htw-berlin.de
Admin Email (rname)
net-rz@htw-berlin.de
Serial
2014052858
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
infobloxv.htw-berlin.de
dns-2.dfn.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
No TXT records found.
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 fhtw-berlin.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits