NSLIST.NET - npdef.mail.protection.office365.us
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npdef.mail.protection.office365.us checked at 2025-10-10T08:16:28.672Z 148ms 30/30/30 100% R:11npdef.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 | ||||||
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Starts with same word
Starts similarily
AI analysis
npdef.mail.protection.office365.us serves as the mail server for northpointdefense.com and npdef.com.
npdef.mail.protection.office365.us resolves to two IP numbers: 23.103.199.138 and 23.103.199.170.
other host names including crgrp.mail.protection.office365.us, magothyrt.mail.protection.office365.us, arkhamtechnology.mail.protection.office365.us, itt-us.mail.protection.office365.us and timberlinemfg-com.mail.protection.office365.us share IP numbers with npdef.mail.protection.office365.us.
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