Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nienhaus.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:10:57 UTC · ↺ Refresh
MX Hostnames
- c44f11f4ab2e419ab2cf389978d442.pamx1.hotmail.com
MX Priorities
- c44f11f4ab2e419ab2cf389978d442.pamx1.hotmail.com: 0
A / AAAA Records
- 13.248.243.5 ↩ a16e665f42988324c.awsglobalaccelerator.com
- 76.223.105.230 ↩ a16e665f42988324c.awsglobalaccelerator.com
Mail Server IPs
- 52.101.68.14 (no PTR)
- 52.101.68.28 (no PTR)
- 52.101.10.11 (no PTR)
- 52.101.9.4 (no PTR)
SOA Record
Raw SOA
ns21.domaincontrol.com dns.jomax.net 2025050201 28800 7200 604800 600
Primary NS (mname)
ns21.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025050201
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns21.domaincontrol.com
ns22.domaincontrol.com
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
1 record- v=msv1 t=c44f11f4ab2e419ab2cf389978d442
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 nienhaus.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits