CF1759510956201-tsm20251003144104

IPLIST.NET - proton.onmicrosoft.us

Search for IP or hostnames:

proton.onmicrosoft.us checked at 2025-10-03T17:02:36.182Z 137ms 36/36/36 100% R:12

proton.onmicrosoft.us

MXproton.mail.protection.office365.us
A2001:489a:2202:4::10 🇺🇸 AS8070
PTRmail-bn3usg020010.inbound.protection.outlook.com
A2001:489a:2202:5::10 🇺🇸 AS8070
PTRmail-cy1usg020010.inbound.protection.outlook.com
A23.103.199.138🇺🇸 Microsoft
PTRmail-bn3usg020138.inbound.protection.outlook.com
A23.103.199.170🇺🇸 Microsoft
PTRmail-cy1usg020170.inbound.protection.outlook.com

onmicrosoft.us

NSns1-08.azuregov-dns.us
NSns2-08.azuregov-dns.us
NSns3-08.azuregov-dns.us
NSns4-08.azuregov-dns.us

Starts with same word

Starts similarily

AI analysis

proton.onmicrosoft.us is handled by a single mail server, proton.mail.protection.office365.us.

The host name proton.mail.protection.office365.us has four IP numbers: 2001:489a:2202:4::10, 2001:489a:2202:5::10, 23.103.199.138 and 23.103.199.170.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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