| Date | IP Address |
| 2025-01-10 | 20.67.205.159 (ClassC) |
| Date | Domain | IP |
| hk2-public.ustc.prod.reco.microsoft.com | 2024-06-09 | 20.196.228.36 |
| bn2-public.ustc.prod.reco.microsoft.com | 2024-12-06 | 20.231.245.46 |
| cy2-public.ustc.prod.reco.microsoft.com | 2024-05-27 | 104.42.155.229 |
| recucprodkoceon2on1-anon.ustc.prod.reco.microsoft.com | 2024-11-12 | 20.196.228.36 |
| recucprodkosoon2on1-anon.ustc.prod.reco.microsoft.com | 2024-09-17 | 52.231.194.42 |
| recucprodeauson2on1-anon.ustc.prod.reco.microsoft.com | 2024-05-27 | 20.231.245.46 |
| recucprodweuson2on1-anon.ustc.prod.reco.microsoft.com | 2024-10-22 | 104.42.155.229 |
| db5.ust.prod.reco.microsoft.com | 2024-05-10 | 20.73.213.125 |
| recuprodweeuon2on1-auth.ust.prod.reco.microsoft.com | 2024-10-24 | 20.73.213.125 |
| recuprodnoeuon2on1-auth.ust.prod.reco.microsoft.com | 2025-01-10 | 20.67.205.159 |