WWW.RTSAK.COM - colsacorp.mail.protection.office365.us
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colsacorp.mail.protection.office365.us checked at 2025-11-19T14:09:40.529Z 1138ms 30/30/30 100% R:9 allDone:true timedOut:false colsacorp.mail.protection.office365.us
| A | 23.103.199.138🇺🇸 Microsoft | ||||||
| PTR | mail-bn3usg020138.inbound.protection.outlook.com | ||||||
| A | 23.103.199.170🇺🇸 Microsoft | ||||||
| PTR | mail-cy1usg020170.inbound.protection.outlook.com | ||||||
mail.protection.office365.us
| NS | ns1-proddns.glbdns.protection.office365.us | ||||||
| NS | ns2-proddns.glbdns.protection.office365.us | ||||||
MX for
AI analysis
colsacorp.mail.protection.office365.us serves as the mail server for colsa.com.
colsacorp.mail.protection.office365.us points to two IP numbers: 23.103.199.138 and 23.103.199.170.
Other host names such as opterusgcch.mail.protection.office365.us, optikosgcch.mail.protection.office365.us, lumetrics.mail.protection.office365.us, rriusa-org0i.mail.protection.office365.us and viewpointusa.mail.protection.office365.us share IP numbers with colsacorp.mail.protection.office365.us.
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