| 156.40.53.0/24 | NIHNET-3 | National Institutes of Health, US156.40.0.0/18 |
| 156.40.98.0/23 | NIHNET-3 | National Institutes of Health, US156.40.96.0/19 |
| 165.112.0.0/20 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.0.0/21 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.32.0/22 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.124.0/23 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.127.0/24 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.136.0/21 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.194.0/23 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.200.0/22 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.200.0/23 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
| 165.112.252.0/23 | NIHNET-4-B | National Institutes of Health, US165.112.0.0/16 |
uu: 19050 u4: 19050 u6: 19050 dd: d4: d6:
| AS19050 | 🔼 upstream | TIC-DHHS-INTERIOR U.S. Department of Health & Human Services, US |