| 132.163.0.0/18 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.67.0/24 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.68.0/22 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.72.0/21 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.80.0/20 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.98.0/23 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.100.0/22 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.104.0/21 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.112.0/20 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 132.163.128.0/17 | NIST-B | National Institute of Standards and Technology, US132.163.0.0/16 |
| 137.75.0.0/18 | NOAA-7-Z | National Oceanic and Atmospheric Administration, US |
| 137.75.128.0/18 | NOAA-ESRL-GSD | National Oceanic and Atmospheric Administration, US137.75.128.0/17 |
| 137.75.192.0/19 | NOAA-ESRL-GSD | National Oceanic and Atmospheric Administration, US137.75.128.0/17 |
| 137.75.228.0/22 | NOAA-ESRL-GSD | National Oceanic and Atmospheric Administration, US137.75.128.0/17 |
| 137.75.232.0/21 | NOAA-ESRL-GSD | National Oceanic and Atmospheric Administration, US137.75.128.0/17 |
| 137.75.240.0/20 | NOAA-ESRL-GSD | National Oceanic and Atmospheric Administration, US137.75.128.0/17 |
| 204.238.94.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US |
uu: 3477 u4: 3477 u6: 3477 dd: d4: d6:
| AS3477 | 🔼 upstream | NOAA-NWAVE National Oceanic and Atmospheric Administration, US |