Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sistemascbt.com.mx
No
None
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 02:48:49 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns1.infoacces.net hostmaster.mexis.net 2025112801 3600 900 604800 86400
Primary NS (mname)
ns1.infoacces.net
Admin Email (rname)
hostmaster@mexis.net
Serial
2025112801
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns3.mexisonline.net
ns2.infoacces.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 sistemascbt.com.mx
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits