| Date | IP Address |
| 2017-11-18 | 23.201.86.249 (ClassC) |
| 2024-11-26 | 99.84.66.75 (ClassC) |
| 2024-12-26 | 99.84.66.126 (ClassC) |
| Date | Domain | IP |
| vienna.usmission.gov | 2014-11-11 | 23.74.9.238 |
| usoecd.usmission.gov | 2014-08-05 | 184.84.180.9 |
| osce.usmission.gov | 2014-09-01 | 184.84.180.9 |
| russian.osce.usmission.gov | 2015-02-13 | 198.173.2.82 |
| usunrome.usmission.gov | 2015-01-21 | 165.254.206.222 |
| www.usunnewyork.usmission.gov | 2014-11-27 | 165.254.114.123 |
| sm.usmission.gov | 2024-10-04 | 3.163.165.50 |
| asean.usmission.gov | 2024-07-03 | 204.246.191.10 |
| usun.usmission.gov | 2024-10-04 | 18.161.6.59 |
| icao.usmission.gov | 2014-12-11 | 128.177.96.96 |
| unesco.usmission.gov | 2014-10-05 | 184.84.180.9 |
| so.usmission.gov | 2024-09-11 | 204.246.191.36 |
| nato.usmission.gov | 2014-09-19 | 184.84.180.9 |
| www.usau.usmission.gov | 2015-03-18 | 128.177.96.115 |
| useu.usmission.gov | 2014-07-31 | 184.84.180.9 |
| gw.usmission.gov | 2024-11-26 | 99.84.66.75 |
| www.usmission.gov | 2024-04-20 | 99.84.66.54 |