cfro.com.co

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cfro.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-28 12:08:43 UTC · ↺ Refresh

MX Hostnames

  • cfro-com-co.mail.protection.outlook.com
  • cfro.com.co

MX Priorities

  • cfro.com.co: 10
  • cfro-com-co.mail.protection.outlook.com: 0

A / AAAA Records

  • 167.114.131.220 ↩ server29.rootservers.co

Mail Server IPs

  • 167.114.131.220 ↩ server29.rootservers.co
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
  • 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA ns53.domaincontrol.com dns.jomax.net 2026032302 28800 7200 604800 600
Primary NS (mname)
ns53.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026032302
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns2.rootservers.co
ns1.rootservers.co

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:51.79.19.10 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • MS=ms97814000
  • SPFv=spf1 +a +mx +ip4:51.79.19.10 ~all
  • SPFv=spf1 include:spf.protection.outlook.com -all
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