| 137.75.64.0/18 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 137.75.68.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.72.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.76.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.80.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.82.0/24 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.88.0/21 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.96.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.100.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.106.0/24 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.108.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.112.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.116.0/22 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.120.0/24 | NOAA-NWAVE | National Oceanic and Atmospheric Administration, US137.75.64.0/18 |
| 137.75.224.0/22 | NOAA-ESRL-GSD | National Oceanic and Atmospheric Administration, US137.75.128.0/17 |
| 140.90.0.0/16 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 140.90.28.0/24 | NOAA-EAST3 | National Oceanic and Atmospheric Administration, US140.90.0.0/16 |
| 140.90.101.0/24 | NOAA-EAST3 | National Oceanic and Atmospheric Administration, US140.90.0.0/16 |
| 140.90.190.0/24 | NOAA-EAST3 | National Oceanic and Atmospheric Administration, US140.90.0.0/16 |
| 140.172.0.0/16 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 140.208.192.0/20 | GFDLNET | Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Labor..., US140.208.192.0/19 |
| 140.208.252.0/22 | NOAA-EAST1 | National Oceanic and Atmospheric Administration, US140.208.240.0/20 |
| 140.208.253.0/24 | NOAA-EAST1 | National Oceanic and Atmospheric Administration, US140.208.240.0/20 |
| 151.207.8.0/24 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | IPv4 address block not managed by the RIPE NCC, US151.207.0.0/16 |
| 151.207.9.0/24 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | IPv4 address block not managed by the RIPE NCC, US151.207.0.0/16 |
| 151.207.12.0/24 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | IPv4 address block not managed by the RIPE NCC, US151.207.0.0/16 |
| 151.207.13.0/24 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | IPv4 address block not managed by the RIPE NCC, US151.207.0.0/16 |
| 155.206.0.0/16 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 161.55.0.0/16 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 161.55.56.0/23 | NOAA-WEST1 | National Oceanic and Atmospheric Administration, US161.55.0.0/16 |
| 161.55.224.0/24 | NOAA-WEST1 | National Oceanic and Atmospheric Administration, US161.55.0.0/16 |
| 165.92.182.0/24 | NOAA-AWIPS | National Oceanic and Atmospheric Administration (NOAABO-Z), US165.92.0.0/16 |
| 165.92.184.0/24 | NOAA-AWIPS | National Oceanic and Atmospheric Administration, US165.92.0.0/16 |
| 165.92.186.0/24 | NOAA-AWIPS | National Oceanic and Atmospheric Administration (NOAABO-Z), US165.92.0.0/16 |
| 165.92.187.0/24 | NOAA-AWIPS | National Oceanic and Atmospheric Administration (NOAABO-Z), US165.92.0.0/16 |
| 165.92.188.0/24 | National Oceanic and Atmospheric Administration, US165.92.0.0/16 | |
| 165.92.222.0/24 | NOAA-AWIPS | National Oceanic and Atmospheric Administration, US165.92.0.0/16 |
| 170.110.254.0/24 | ITA-B | U.S. Department of Commerce, HQ and ITA, US170.110.0.0/16 |
| 192.35.128.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.35.129.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.58.1.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.58.2.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.58.3.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.67.97.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.67.134.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.94.173.0/24 | GLERL-Z | Great Lakes Environmental Research Laboratory, US |
| 192.111.123.0/24 | AOML-Z | Atlantic Oceanographic and Meteorological Laboratory, US |
| 192.133.29.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 192.153.129.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 198.51.11.0/24 | NTIA-1 | National Telecommunications and Information Administration, US |
| 198.180.147.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 198.200.151.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US |
| 198.206.32.0/19 | NOAA | National Weather Service Eastern Region Headquarters, US |
| 199.104.104.0/24 | NWSWR-199-104-104-THRU-105 | National Weather Service Western Region Headquarters, US199.104.104.0/23 |
| 199.104.105.0/24 | National Weather Service Western Region, US199.104.104.0/23 | |
| 199.242.231.0/24 | NOAA-NMFS-SEFSC | National Oceanic and Atmospheric Administration, US |
| 199.242.232.0/23 | NOAA-NMFS-SEFSC | National Oceanic and Atmospheric Administration, US |
| 204.145.202.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US |
| 204.193.241.0/24 | DOCOCS | U.S. Department of Commerce, US204.193.224.0/19 |
| 204.193.242.0/24 | DOCOCS | U.S. Department of Commerce (UDC-8-Z), US204.193.224.0/19 |
| 204.193.243.0/24 | U.S. Department of Commerce, US204.193.224.0/19 | |
| 204.193.244.0/24 | DOCOCS | U.S. Dept. of Commerce, US204.193.224.0/19 |
| 204.193.245.0/24 | DOCOCS | U.S. Department of Commerce, US204.193.224.0/19 |
| 204.193.246.0/23 | DOCOCS | U.S. Department of Commerce, US204.193.224.0/19 |
| 204.228.175.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US |
| 204.228.176.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.177.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.178.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.179.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.180.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.181.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.182.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.183.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.184.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.185.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.186.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.187.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.188.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.189.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.190.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 204.228.191.0/24 | NWS-3-Z | National Weather Service Western Region Headquarters, US204.228.176.0/20 |
| 205.156.0.0/18 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 205.159.118.0/24 | UDC-8-Z | U.S. Department of Commerce, US |
| 205.166.33.0/24 | NOAABO-Z | National Oceanic and Atmospheric Administration, US |
| 205.167.24.0/24 | NOAA-NCDC-SB | National Oceanic and Atmospheric Administration, US205.167.24.0/23 |
| 205.167.25.0/24 | NOAA-NCDC-SB | National Oceanic and Atmospheric Administration, US205.167.24.0/23 |
| 206.197.238.0/24 | UDC-8-Z | U.S. Department of Commerce, US |
uu: 11956, 26100 u4: 11956, 26100 u6: 11956, 26100 dd: 49, 2648, 3635, 5744, 6629, 12076, 16550, 30687, 33343, 40623 d4: 49, 2648, 3635, 5744, 6629, 12076, 16550, 30687, 33343, 40623 d6: 49, 2648, 3635, 5744, 6629, 33343, 40623
| AS49 | ➤ downstream | US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY National Institute of Standards and Technology, US |
| AS2648 | ➤ downstream | NOAA-BOULDER National Oceanic and Atmospheric Administration, US |
| AS3635 | ➤ downstream | BEA U.S. Department of Commerce Bureau of Economic Analysis, US |
| AS5744 | ➤ downstream | USPTO United States Patent and Trademark Office, US |
| AS6629 | ➤ downstream | NOAA-SILVERSPRING National Oceanic and Atmospheric Administration, US |
| AS11956 | 🔼 upstream | NOAA-XWAVE National Oceanic and Atmospheric Administration, US |
| AS12076 | ➤ downstream | MICROSOFT Microsoft Corporation, US |
| AS16550 | ➤ downstream | GOOGLE-PRIVATE-CLOUD Google LLC, US |
| AS26100 | 🔼 upstream | NOAA-PACIFIC-REGION-CENTER National Oceanic and Atmospheric Administration, US |
| AS30687 | ➤ downstream | NWS-SOUTHERN-REGION-HEADQUARTERS National Weather Service Southern Region Headquarters, US |
| AS33343 | ➤ downstream | HCHBNET U.S. Department of Commerce HQ and ITA, US |
| AS40623 | ➤ downstream | GFDL Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Labor..., US |