| Date | IP Address |
| 2026-02-18 | 20.106.83.223 (ClassC) |
| Date | Domain | IP |
| documentdiffs-catalog.bigcatalog.microsoft.com | 2025-07-21 | 20.64.139.71 |
| frontdoor-displaycatalog.bigcatalog.microsoft.com | 2024-08-20 | 52.185.73.156 |
| aircapi.frontdoor-displaycatalog.bigcatalog.microsoft.com | 2026-02-18 | 20.106.83.223 |
| commercial.frontdoor-displaycatalog.bigcatalog.microsoft.com | 2025-10-19 | 52.143.78.194 |
| documentdiffs-catalog-int.bigcatalog.microsoft.com | 2025-04-13 | 20.118.144.52 |
| frontdoor-displaycatalog-int.bigcatalog.microsoft.com | 2024-11-13 | 20.118.144.212 |
| wus2-frontdoor-displaycatalog-int.bigcatalog.microsoft.com | 2025-05-23 | 40.91.123.59 |
| wus2-detailsindexer-int.bigcatalog.microsoft.com | 2025-08-11 | 20.190.0.59 |
| wus2-autosuggestindexer-int.bigcatalog.microsoft.com | 2025-06-11 | 52.148.146.58 |
| wus2-lookupclient-int.bigcatalog.microsoft.com | 2025-01-25 | 40.91.93.24 |
| wus2-autosuggestclient-int.bigcatalog.microsoft.com | 2025-06-01 | 52.148.146.58 |