cfoinsitum.com

Valid Email Server
Domain Lookup › cfoinsitum.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cfoinsitum.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 02:03:37 UTC · ↺ Refresh

MX Hostnames

  • cfoinsitum.com

MX Priorities

  • cfoinsitum.com: 0

A / AAAA Records

  • 174.136.53.218 ↩ default.serverneubox.com.mx

Mail Server IPs

  • 174.136.53.218 ↩ default.serverneubox.com.mx

SOA Record

Raw SOA ns301.cloud-mx-ns.net root.ns303.cloud-mx-ns.net 2025060203 3600 1800 1209600 86400
Primary NS (mname)
ns301.cloud-mx-ns.net
Admin Email (rname)
root@ns303.cloud-mx-ns.net
Serial
2025060203
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns302.cloud-mx-ns.net
ns303.cloud-mx-ns.net
ns304.cloud-mx-ns.net
ns301.cloud-mx-ns.net
ns305.cloud-mx-ns.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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
  • SPFv=spf1 include:spf.protection.outlook.com -all
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