Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cio.com.mx
No
None
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 23:57:46 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
- 198.71.190.90 ↩ 90.190.71.198.host.secureserver.net
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns1.markmonitor.com hostmaster.markmonitor.com 2023080301 10800 3600 604800 600
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2023080301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns2.markmonitor.com
ns3.markmonitor.com
ns4.markmonitor.com
ns5.markmonitor.com
ns6.markmonitor.com
ns7.markmonitor.com
ns1.markmonitor.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
No TXT records found.
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