Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
onnetfibra.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 13:59:14 UTC · ↺ Refresh
MX Hostnames
- onnetfibra-co.mail.protection.outlook.com
MX Priorities
- onnetfibra-co.mail.protection.outlook.com: 10
A / AAAA Records
- 162.210.96.117 (no PTR)
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
nameserver01.mi.com.co hostmaster.onnetfibra.co 2026032401 10800 3600 1209600 3600
Primary NS (mname)
nameserver01.mi.com.co
Admin Email (rname)
hostmaster@onnetfibra.co
Serial
2026032401
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
nameserver01.mi.com.co
nameserver04.mi.com.co
nameserver02.mi.com.co
nameserver03.mi.com.co
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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- brevo-code:f358466efb214ab6c90ee0a345dded8b
- SPFv=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com -all
- MS=ms42679349
- DKIMv=DKIM1;t=s;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC86Q+tSDlNRvC4dSgdQXwrHx74PYGGBs9faAYY3XecM8Tlut+nRH7BxJYpbJqeUqbhm+0BZNOtKiACDMQje/BdCf3J5d5iQsBWdiwZPRUfNHimDK15dh5DH0+4q8O+9ScoWOjfkOocM1D7SSdBuxoUsSdpy9HZuIfoJJ1j976oCwIDAQAB
- atlassian-domain-verification=UBgqOndLSBqVvj6jGSmokNz8hMxjGj/rj2y18KSwy2cuDnXivuqte6eRmG2AGYuy
- sophos-domain-verification=4be87d5fb7b3939f54c0e102e5025cd43298db6c75dd15593355d19700b90efe
- fortinet-fortiphish-site-verification=iLYnriuQQJHyHHBQhXjsaS
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