| Date | IP Address |
| 2018-05-22 | 140.90.33.21 (ClassC) |
| 2018-05-22 | 216.38.80.71 (ClassC) |
| 2018-05-22 | 216.38.80.81 (ClassC) |
| 2018-05-22 | 140.90.200.21 (ClassC) |
| 2019-03-11 | 54.230.90.246 (ClassC) |
| 2019-07-06 | 54.230.35.88 (ClassC) |
| 2019-07-06 | 54.230.35.17 (ClassC) |
| 2020-06-24 | 13.35.101.16 (ClassC) |
| 2021-07-27 | 13.225.209.83 (ClassC) |
| 2024-08-22 | 99.84.66.42 (ClassC) |
| 2025-03-17 | 99.84.66.78 (ClassC) |
| 2025-06-15 | 18.238.238.67 (ClassC) |
| 2025-07-30 | 99.84.66.52 (ClassC) |
| 2025-08-04 | 99.84.66.127 (ClassC) |
| Date | Domain | IP |
| amdarqa.ncep.noaa.gov | 2025-04-28 | 96.7.156.18 |
| hadsqa.ncep.noaa.gov | 2025-03-18 | 96.7.156.18 |
| madisqa.ncep.noaa.gov | 2025-03-15 | 96.7.156.18 |
| irisqa.ncep.noaa.gov | 2025-02-16 | 104.125.88.13 |
| inwsqa.ncep.noaa.gov | 2025-03-15 | 96.7.156.18 |
| www.cpcpara.ncep.noaa.gov | 2025-08-04 | 140.90.101.55 |
| magpara.ncep.noaa.gov | 2025-05-08 | 140.90.101.36 |
| madis-data.ncep.noaa.gov | 2025-04-21 | 140.172.138.20 |
| www.lib.ncep.noaa.gov | 2024-07-05 | 140.90.101.52 |
| radar2pub.ncep.noaa.gov | 2024-09-28 | 140.172.138.14 |
| radar3pub.ncep.noaa.gov | 2025-05-13 | 140.172.138.15 |
| opah.nhc.ncep.noaa.gov | 2025-04-21 | 140.90.101.77 |
| www.opah.nhc.ncep.noaa.gov | 2025-04-20 | 140.90.101.77 |
| ftp.nhc.ncep.noaa.gov | 2025-07-20 | 140.90.101.76 |
| www.ftp.nhc.ncep.noaa.gov | 2025-07-30 | 140.90.101.76 |
| emc.ncep.noaa.gov | 2025-07-14 | 140.90.101.56 |
| ftp.emc.ncep.noaa.gov | 2025-06-12 | 140.90.101.74 |
| www.emc.ncep.noaa.gov | 2025-08-04 | 140.90.101.56 |
| rsmc.ncep.noaa.gov | 2025-07-12 | 140.90.101.65 |
| cpc.ncep.noaa.gov | 2025-07-14 | 140.90.101.19 |
| ftp-cpc.ncep.noaa.gov | 2025-04-29 | 140.90.101.71 |
| origin.cpc.ncep.noaa.gov | 2025-08-04 | 140.90.101.110 |
| ftp.cpc.ncep.noaa.gov | 2025-05-07 | 140.90.101.71 |
| www.ftp.cpc.ncep.noaa.gov | 2025-07-11 | 140.90.101.71 |
| www.cpc.ncep.noaa.gov | 2025-07-11 | 140.90.101.19 |
| www.spc.ncep.noaa.gov | 2024-08-22 | 99.84.66.42 |
| origin.wpc.ncep.noaa.gov | 2024-11-18 | 140.90.101.112 |
| www.ftp.wpc.ncep.noaa.gov | 2025-07-11 | 140.90.101.73 |
| www.wpc.ncep.noaa.gov | 2019-10-23 | 13.224.29.7 |
| www.ndsc.ncep.noaa.gov | 2025-04-22 | 140.90.101.54 |
| ftpprd.ncep.noaa.gov | 2025-04-20 | 140.172.138.66 |
| mag.ncep.noaa.gov | 2025-07-14 | 140.90.101.58 |
| www.opah.ncep.noaa.gov | 2025-05-06 | 140.90.101.77 |
| ftp.i.ncep.noaa.gov | 2025-04-27 | 140.90.101.48 |
| guestwifi.ncep.noaa.gov | 2025-08-03 | 192.0.2.2 |
| madis-data.cprk.ncep.noaa.gov | 2025-07-15 | 140.90.98.77 |
| gisc-washington.ncep.noaa.gov | 2023-08-26 | 140.90.101.57 |
| bldrvpn.ncep.noaa.gov | 2025-04-26 | 140.172.3.122 |
| ftp-nco.ncep.noaa.gov | 2024-08-22 | 140.90.101.70 |
| ftp.nco.ncep.noaa.gov | 2024-08-22 | 140.90.101.70 |
| www.nco.ncep.noaa.gov | 2025-07-18 | 140.90.101.38 |
| opengeo.ncep.noaa.gov | 2023-08-25 | 23.214.101.101 |
| preview-opengeo.ncep.noaa.gov | 2024-05-03 | 23.192.208.14 |
| ftp.ncep.noaa.gov | 2024-11-18 | 140.172.138.66 |
| nhc-ftp.ncep.noaa.gov | 2025-05-08 | 140.90.101.76 |
| wpc-ftp.ncep.noaa.gov | 2025-07-11 | 140.90.101.73 |
| origin.ftp.ncep.noaa.gov | 2025-04-25 | 140.90.101.41 |
| www.ftp.ncep.noaa.gov | 2025-04-04 | 140.90.101.48 |
| amdar.ncep.noaa.gov | 2023-08-25 | 23.55.184.13 |
| madis-data.bldr.ncep.noaa.gov | 2025-07-11 | 140.172.138.20 |
| ftp.bldr.ncep.noaa.gov | 2025-04-26 | 140.172.138.66 |
| para.nomads.bldr.ncep.noaa.gov | 2024-08-22 | 140.172.138.74 |
| preview-water.ncep.noaa.gov | 2024-08-24 | 23.1.244.19 |
| hads.ncep.noaa.gov | 2023-08-25 | 23.55.184.13 |
| nomads.ncep.noaa.gov | 2023-08-25 | 23.223.211.80 |
| test-nomads.ncep.noaa.gov | 2023-08-25 | 23.54.19.40 |
| para.nomads.ncep.noaa.gov | 2024-08-22 | 140.172.138.74 |
| cfs.ncep.noaa.gov | 2025-07-09 | 140.90.101.47 |
| madis.ncep.noaa.gov | 2023-08-25 | 23.55.184.13 |
| iris.ncep.noaa.gov | 2023-08-25 | 23.55.184.13 |
| inws.ncep.noaa.gov | 2023-08-25 | 23.55.184.13 |
| hysplit.ncep.noaa.gov | 2025-03-31 | 140.90.101.64 |
| lstsrv.ncep.noaa.gov | 2025-03-17 | 140.90.101.8 |
| www.lstsrv.ncep.noaa.gov | 2025-05-09 | 140.90.101.27 |
| www.ncep.noaa.gov | 2024-11-15 | 140.90.101.37 |