IP Tracker

AS3477

National Oceanic and Atmospheric Administration

USUnknown2026-07-15

Announced prefixes 108

137.75.64.0/18137.75.68.0/22137.75.72.0/22137.75.76.0/22137.75.80.0/22137.75.82.0/24137.75.88.0/21137.75.96.0/22137.75.100.0/22137.75.106.0/24137.75.108.0/22137.75.112.0/22137.75.116.0/22137.75.120.0/24137.75.224.0/22140.90.0.0/16140.90.28.0/24140.90.101.0/24140.90.190.0/24140.172.0.0/16140.208.192.0/20140.208.252.0/22140.208.253.0/24151.207.8.0/24151.207.9.0/24151.207.12.0/24151.207.13.0/24155.206.0.0/16161.55.0.0/16161.55.56.0/23161.55.224.0/24165.92.182.0/24165.92.184.0/24165.92.186.0/24165.92.187.0/24165.92.222.0/24192.35.128.0/24192.35.129.0/24192.58.1.0/24192.58.2.0/24192.58.3.0/24192.67.97.0/24192.67.134.0/24192.94.173.0/24192.111.123.0/24192.133.29.0/24192.153.129.0/24198.51.11.0/24198.180.147.0/24198.206.32.0/19199.104.104.0/24199.242.231.0/24199.242.232.0/23204.145.202.0/24204.193.241.0/24204.193.242.0/24204.193.244.0/24204.193.245.0/24204.193.246.0/23204.228.175.0/24204.228.176.0/24204.228.177.0/24204.228.178.0/24204.228.179.0/24204.228.180.0/24204.228.181.0/24204.228.182.0/24204.228.183.0/24204.228.184.0/24204.228.185.0/24204.228.186.0/24204.228.187.0/24204.228.188.0/24204.228.189.0/24204.228.190.0/24204.228.191.0/24205.156.0.0/18205.159.118.0/24205.166.33.0/24205.167.24.0/24205.167.25.0/24206.197.238.0/242601:a000::/322601:a002::/322601:a002:5f::/482601:a004::/322601:a005::/322601:a008::/322601:a010::/322601:a012::/322601:a013::/322602:810:d004::/462607:9bc0:1010::/442607:9bc0:1020::/442607:9bc0:1030::/442610:20:8040::/442610:20:8800::/382610:20:8c00::/442610:20:8c20::/442610:20:9008::/452610:20:900e::/472610:20:90a0::/442610:20:90e2::/482610:20:9124::/482610:20:9147::/482610:20:9200::/402610:20:9300::/402620:12e:b000::/46

Snapshot history

DateNameCountryClassPrefixes
2026-11-13National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-12National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-11National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-10National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-09National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-08National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-07National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-06National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-05National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-04National Oceanic and Atmospheric AdministrationUSUnknown108
2026-11-03National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-02National Oceanic and Atmospheric AdministrationUSUnknown110
2026-11-01National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-31National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-30National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-29National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-28National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-27National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-26National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-25National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-24National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-23National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-22National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-21National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-20National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-19National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-18National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-17National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-16National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-15National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-14National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-13National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-12National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-11National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-10National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-09National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-08National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-07National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-06National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-05National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-04National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-03National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-02National Oceanic and Atmospheric AdministrationUSUnknown110
2026-10-01National Oceanic and Atmospheric AdministrationUSUnknown109
2026-09-30National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-29National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-28National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-27National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-26National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-25National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-24National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-23National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-22National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-21National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-20National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-19National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-18National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-17National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-16National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-15National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-14National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-13National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-12National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-11National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-10National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-09National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-08National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-07National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-06National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-05National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-04National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-03National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-02National Oceanic and Atmospheric AdministrationUSUnknown110
2026-09-01National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-31National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-30National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-29National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-28National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-27National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-26National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-25National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-24National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-23National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-22National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-21National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-20National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-19National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-18National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-17National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-16National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-15National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-14National Oceanic and Atmospheric AdministrationUSUnknown109
2026-08-13National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-12National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-11National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-10National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-09National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-08National Oceanic and Atmospheric AdministrationUSUnknown110
2026-08-07National Oceanic and Atmospheric AdministrationUSUnknown109
2026-08-06National Oceanic and Atmospheric AdministrationUSUnknown108
2026-08-05National Oceanic and Atmospheric AdministrationUSUnknown108
2026-08-04National Oceanic and Atmospheric AdministrationUSUnknown109
2026-08-03National Oceanic and Atmospheric AdministrationUSUnknown109
2026-08-02National Oceanic and Atmospheric AdministrationUSUnknown109
2026-08-01National Oceanic and Atmospheric AdministrationUSUnknown109
2026-07-31National Oceanic and Atmospheric AdministrationUSUnknown109
2026-07-30National Oceanic and Atmospheric AdministrationUSUnknown109
2026-07-29National Oceanic and Atmospheric AdministrationUSUnknown109
2026-07-28National Oceanic and Atmospheric AdministrationUSUnknown109
2026-07-27National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-26National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-25National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-24National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-23National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-22National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-21National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-20National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-19National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-18National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-17National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-16National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-15National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-14National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-13National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-12National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-11National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-10National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-09National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-08National Oceanic and Atmospheric AdministrationUSUnknown109
2026-07-07National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-06National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-05National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-04National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-03National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-02National Oceanic and Atmospheric AdministrationUSUnknown108
2026-07-01National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-30National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-29National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-28National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-27National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-26National Oceanic and Atmospheric AdministrationUSUnknown106
2026-06-25National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-24National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-23National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-22National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-21National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-20National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-19National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-18National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-17National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-16National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-15National Oceanic and Atmospheric AdministrationUSUnknown108
2026-06-14National Oceanic and Atmospheric AdministrationUSUnknown107
2026-06-13National Oceanic and Atmospheric AdministrationUSUnknown108

IP-block changes

Open full filtered history →
ObservedBlockActionPrevious originsNew origins
2026-11-05204.145.202.0/24Acquired—AS3477
2026-11-05204.228.176.0/24Acquired—AS3477
2026-11-04204.145.202.0/24ReleasedAS3477—
2026-11-04204.228.176.0/24ReleasedAS3477—
2026-10-02198.51.11.0/24Acquired—AS3477
2026-10-01198.51.11.0/24ReleasedAS3477—
2026-08-15204.228.182.0/24Acquired—AS3477
2026-08-14204.228.182.0/24ReleasedAS3477—
2026-08-08165.92.188.0/24Acquired—AS3477
2026-08-07204.228.190.0/24Acquired—AS3477
2026-08-05204.228.190.0/24ReleasedAS3477—
2026-07-28204.193.243.0/24Acquired—AS3477
2026-07-09204.193.243.0/24ReleasedAS3477—
2026-07-08204.193.243.0/24Acquired—AS3477
2026-06-27198.51.11.0/24Acquired—AS3477
2026-06-272620:12e:b000::/46Acquired—AS3477
2026-06-26198.51.11.0/24ReleasedAS3477—
2026-06-262620:12e:b000::/46ReleasedAS3477—
2026-06-15204.228.178.0/24Acquired—AS3477
2026-06-14204.228.178.0/24ReleasedAS3477—
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