| CNAME | outlook.office.com |
| CNAME | substrate.office.com |
| CNAME | outlook.office365.com |
| CNAME | ooc-g2.tm-4.office.com |
| A | 2603:1036:207:459::2 🇺🇸 Microsoft |
| A | 2603:1036:207:2000::2 🇺🇸 Microsoft |
| A | 2603:1036:302:860::2 🇺🇸 Microsoft |
| A | 2603:1036:302:4155::2 🇺🇸 Microsoft |
| A | 2603:1036:302:4159::2 🇺🇸 Microsoft |
| A | 2603:1036:302:4832::2 🇺🇸 Microsoft |
| A | 2603:1036:302:4841::2 🇺🇸 Microsoft |
| A | 2603:1036:302:5059::2 🇺🇸 Microsoft |
| A | 40.97.188.226🇺🇸 Microsoft |
| A | 40.97.190.2🇺🇸 Microsoft |
| A | 40.104.46.82🇺🇸 Microsoft |
| A | 52.96.87.242🇺🇸 Microsoft |
| A | 52.96.88.2🇺🇸 Microsoft |
| A | 52.96.111.18🇺🇸 Microsoft |
| A | 52.96.111.98🇺🇸 Microsoft |
| A | 52.97.101.178🇺🇸 Microsoft |