Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
adamadam.cz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 11:42:41 UTC · ↺ Refresh
MX Hostnames
- mxavas.forpsi.com
MX Priorities
- mxavas.forpsi.com: 10
A / AAAA Records
- 193.105.158.190 ↩ windows9.aspone.cz
Mail Server IPs
- 81.2.195.200 ↩ mxavas.forpsi.com
SOA Record
Raw SOA
ns.grdns.cz admin.grdns.cz 2026051601 3600 1800 2592000 3600
Primary NS (mname)
ns.grdns.cz
Admin Email (rname)
admin@grdns.cz
Serial
2026051601
Refresh
3600s
Retry
1800s
Expire
2592000s
Minimum TTL
3600s
Nameservers (NS)
ns.grdns.it
ns.grdns.cz
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- MS=ms92716523
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 adamadam.cz
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits