DNSWHOIS.INFO - invariant.mail.protection.office365.us
Search for IP or hostnames:
invariant.mail.protection.office365.us checked at 2025-10-08T01:43:45.065Z 209ms 40/40/40 100% R:9invariant.mail.protection.office365.us
| A | 2001:489a:2202:4::10 🇺🇸 AS8070 | ||||||
| PTR | mail-bn3usg020010.inbound.protection.outlook.com | ||||||
| A | 2001:489a:2202:5::10 🇺🇸 AS8070 | ||||||
| PTR | mail-cy1usg020010.inbound.protection.outlook.com | ||||||
| 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
Starts with same word
Starts similarily
AI analysis
invariant.mail.protection.office365.us is the mail server for invariant-corp.com.
invariant.mail.protection.office365.us resolves to four IP numbers: 2001:489a:2202:4::10, 2001:489a:2202:5::10, 23.103.199.138 and 23.103.199.170.
other host names for instance vaduminc.mail.protection.office365.us, npswcompany.mail.protection.office365.us, ipt.mail.protection.office365.us, tiogapipe.mail.protection.office365.us and bigbearai.mail.protection.office365.us share IP numbers with invariant.mail.protection.office365.us.
dbq