Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
challenger.com.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 02:23:06 UTC · ↺ Refresh
MX Hostnames
- mail1.challenger.com.co
- mail.challenger.com.co
MX Priorities
- mail.challenger.com.co: 0
- mail1.challenger.com.co: 10
A / AAAA Records
- 190.8.177.155 ↩ servidor1.challenger.com.co
Mail Server IPs
- 190.8.177.155 ↩ servidor1.challenger.com.co
SOA Record
Raw SOA
ns1.colombiahosting.com root.servidor1.challenger.com.co 2026032901 3600 1800 1209600 86400
Primary NS (mname)
ns1.colombiahosting.com
Admin Email (rname)
root@servidor1.challenger.com.co
Serial
2026032901
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.colombiahosting.com
ns1.colombiahosting.com
ns4.colombiahosting.com
ns3.colombiahosting.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:190.8.177.155 +ip4:201.245.33.155 +ip4:201.245.33.154 +ip4:190.8.176.29 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
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
4 records- g0aak583hrmd5b1c672qoa0cej
- ehbfv11q0f2avch5421snvnqph
- SPFv=spf1 +a +mx +ip4:190.8.177.155 +ip4:201.245.33.155 +ip4:201.245.33.154 +ip4:190.8.176.29 -all
- MS=ms45914111
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