Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fiducoldex.com.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 02:04:07 UTC · ↺ Refresh
MX Hostnames
- fiducoldex-com-co.mail.protection.outlook.com
- mail.fiducoldex.com.co
MX Priorities
- mail.fiducoldex.com.co: 0
- fiducoldex-com-co.mail.protection.outlook.com: 50
A / AAAA Records
- 200.7.96.10 ↩ server.fiducoldex.com
Mail Server IPs
- 190.143.112.6 (no PTR)
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
nameserver01.mi.com.co hostmaster.fiducoldex.com.co 1775088000 10800 3600 1209600 3600
Primary NS (mname)
nameserver01.mi.com.co
Admin Email (rname)
hostmaster@fiducoldex.com.co
Serial
1775088000
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
nameserver03.mi.com.co
nameserver01.mi.com.co
nameserver02.mi.com.co
nameserver04.mi.com.co
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.7.98.210 ip4:190.143.112.10 ip4:190.143.112.6 ip4:190.216.199.67 ip4:190.143.112.2 ip4:190.143.112.9 ip4:132.145.165.12 ip4:150.136.100.152 mx a:mail.fiducoldex.com.co a:fiduxcc248.fiducoldex.cia a:server.fiducoldex.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- sophos-domain-verification=eb20373b7bbfcf59c1338024c536946e126c5c54c1dbcd848df8ed350566d8b5
- 5mwlhzwgd4xx94m0gglsyx11cfpntl5z
- facebook-domain-verification=64c0p83pt9wklxk57lk216t6gd5s4l
- facebook-domain-verification=cj8ekvl672jl50nkigs6lewtjnrrqn
- Ii5FJdj5tUpsHwA4gydGP0VPGzHj7kGJ6I1Zff+i8o3K+fkAc251QrH3teslD7/pZW5Vg7fO58G74XC6Xn+NqA==
- GXP15iXRmBqnZegsKhnfp2b3AmoAq3aS+4Zz9D5qXJgzvVxitqYKoljrOvSNCUN/n8f9Fj+5vOmSqOxjZEwWYg==
- SPFv=spf1 ip4:200.7.98.210 ip4:190.143.112.10 ip4:190.143.112.6 ip4:190.216.199.67 ip4:190.143.112.2 ip4:190.143.112.9 ip4:132.145.165.12 ip4:150.136.100.152 mx a:mail.fiducoldex.com.co a:fiduxcc248.fiducoldex.cia a:server.fiducoldex.com include:spf.protection.outlook.com -all
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