Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
hno-os.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 14:57:36 UTC · ↺ Refresh
MX Hostnames
- mail.hno-os.de
MX Priorities
- mail.hno-os.de: 10
A / AAAA Records
- 185.230.63.107 ↩ unalocated.63.wixsite.com
Mail Server IPs
- 212.95.97.110 ↩ plesk01.osnanet.de
SOA Record
Raw SOA
ns.hno-os.de plesk.osnatel.de 1774529522 10800 3600 604800 10800
Primary NS (mname)
ns.hno-os.de
Admin Email (rname)
plesk@osnatel.de
Serial
1774529522
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns.hno-os.de
ans3.ewetel.net
ans2.ewetel.de
ans1.ewetel.net
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
See demo & docs
Deep verification
Full email verification for hno-os.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits