203.0.0.0/8
6,845 announced IP ranges across this /8. Select a /16 block below for its own breakdown and assigned ranges.
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 203.0.0.0/16 | Australia (80%) | 6 | 32 | 46 |
| 203.1.0.0/16 | Australia (81%) | 5 | 15 | 21 |
| 203.2.0.0/16 | Australia (68%) | 5 | 29 | 40 |
| 203.3.0.0/16 | Australia (62%) | 7 | 23 | 29 |
| 203.4.0.0/16 | Australia (86%) | 5 | 23 | 28 |
| 203.5.0.0/16 | Australia (83%) | 8 | 31 | 46 |
| 203.6.0.0/16 | Australia (66%) | 7 | 17 | 35 |
| 203.7.0.0/16 | Australia (76%) | 4 | 18 | 21 |
| 203.8.0.0/16 | Australia (65%) | 9 | 31 | 37 |
| 203.9.0.0/16 | Australia (65%) | 11 | 24 | 34 |
| 203.10.0.0/16 | Australia (70%) | 7 | 28 | 30 |
| 203.11.0.0/16 | Australia (63%) | 7 | 20 | 24 |
| 203.12.0.0/16 | Australia (74%) | 11 | 43 | 61 |
| 203.13.0.0/16 | Australia (70%) | 8 | 32 | 40 |
| 203.14.0.0/16 | Australia (80%) | 6 | 33 | 50 |
| 203.15.0.0/16 | Australia (63%) | 7 | 26 | 30 |
| 203.16.0.0/16 | Australia (89%) | 6 | 32 | 44 |
| 203.17.0.0/16 | Australia (68%) | 12 | 47 | 57 |
| 203.18.0.0/16 | Australia (62%) | 11 | 40 | 45 |
| 203.19.0.0/16 | Australia (71%) | 7 | 27 | 34 |
| 203.20.0.0/16 | Australia (66%) | 10 | 41 | 53 |
| 203.21.0.0/16 | Australia (68%) | 11 | 33 | 41 |
| 203.22.0.0/16 | Australia (88%) | 4 | 34 | 48 |
| 203.23.0.0/16 | Australia (63%) | 10 | 52 | 72 |
| 203.24.0.0/16 | Australia (72%) | 9 | 45 | 58 |
| 203.25.0.0/16 | Australia (72%) | 11 | 47 | 60 |
| 203.26.0.0/16 | Australia (69%) | 10 | 48 | 61 |
| 203.27.0.0/16 | Australia (75%) | 9 | 46 | 53 |
| 203.28.0.0/16 | Australia (65%) | 13 | 56 | 63 |
| 203.29.0.0/16 | Australia (76%) | 7 | 32 | 49 |
| 203.30.0.0/16 | Australia (76%) | 10 | 44 | 55 |
| 203.31.0.0/16 | Australia (72%) | 10 | 47 | 54 |
| 203.32.0.0/16 | Australia (61%) | 12 | 49 | 61 |
| 203.33.0.0/16 | Australia (57%) | 10 | 49 | 70 |
| 203.34.0.0/16 | Australia (45%) | 16 | 49 | 86 |
| 203.35.0.0/16 | Australia (100%) | 1 | 1 | 1 |
| 203.55.0.0/16 | Australia (62%) | 8 | 59 | 90 |
| 203.56.0.0/16 | Australia (49%) | 10 | 45 | 85 |
| 203.57.0.0/16 | Australia (50%) | 8 | 40 | 64 |
| 203.58.0.0/16 | Australia (100%) | 1 | 2 | 6 |
| 203.59.0.0/16 | Australia (100%) | 1 | 3 | 38 |
| 203.60.0.0/16 | Singapore (67%) | 2 | 2 | 3 |
| 203.61.0.0/16 | United States (100%) | 1 | 1 | 2 |
| 203.62.0.0/16 | Australia (59%) | 11 | 25 | 32 |
| 203.63.0.0/16 | Australia (100%) | 1 | 2 | 5 |
| 203.64.0.0/16 | Taiwan (100%) | 1 | 1 | 2 |
| 203.65.0.0/16 | Taiwan (86%) | 2 | 4 | 7 |
| 203.66.0.0/16 | Taiwan (100%) | 1 | 3 | 7 |
| 203.67.0.0/16 | Taiwan (100%) | 1 | 1 | 13 |
| 203.68.0.0/16 | Taiwan (100%) | 1 | 1 | 1 |
| 203.69.0.0/16 | Taiwan (60%) | 2 | 2 | 5 |
| 203.70.0.0/16 | Taiwan (100%) | 1 | 1 | 13 |
| 203.71.0.0/16 | Taiwan (100%) | 1 | 1 | 1 |
| 203.73.0.0/16 | Taiwan (100%) | 1 | 2 | 22 |
| 203.74.0.0/16 | Taiwan (80%) | 2 | 3 | 5 |
| 203.76.0.0/16 | India (42%) | 9 | 24 | 33 |
| 203.77.0.0/16 | Taiwan (33%) | 9 | 14 | 24 |
| 203.78.0.0/16 | Thailand (19%) | 17 | 29 | 43 |
| 203.79.0.0/16 | Taiwan (53%) | 9 | 16 | 34 |
| 203.80.0.0/16 | Hong Kong (40%) | 13 | 25 | 35 |
| 203.81.0.0/16 | Hong Kong (28%) | 12 | 23 | 43 |
| 203.82.0.0/16 | Hong Kong (23%) | 12 | 22 | 26 |
| 203.83.0.0/16 | Hong Kong (25%) | 13 | 23 | 28 |
| 203.84.0.0/16 | United States (26%) | 9 | 16 | 19 |
| 203.85.0.0/16 | Hong Kong (100%) | 1 | 1 | 13 |
| 203.86.0.0/16 | Hong Kong (56%) | 7 | 19 | 39 |
| 203.87.0.0/16 | Australia (90%) | 2 | 3 | 21 |
| 203.88.0.0/16 | United States (31%) | 9 | 16 | 29 |
| 203.89.0.0/16 | Australia (28%) | 12 | 26 | 32 |
| 203.90.0.0/16 | Hong Kong (63%) | 6 | 12 | 46 |
| 203.91.0.0/16 | Hong Kong (25%) | 8 | 13 | 20 |
| 203.92.0.0/16 | Singapore (32%) | 9 | 13 | 28 |
| 203.93.0.0/16 | China (100%) | 1 | 4 | 13 |
| 203.94.0.0/16 | Sri Lanka (76%) | 4 | 5 | 17 |
| 203.95.0.0/16 | China (25%) | 9 | 12 | 16 |
| 203.96.0.0/16 | New Zealand (52%) | 10 | 22 | 31 |
| 203.97.0.0/16 | New Zealand (100%) | 1 | 1 | 1 |
| 203.98.0.0/16 | Australia (48%) | 7 | 19 | 31 |
| 203.99.0.0/16 | Indonesia (27%) | 14 | 29 | 48 |
| 203.100.0.0/16 | India (27%) | 9 | 18 | 26 |
| 203.101.0.0/16 | India (73%) | 4 | 6 | 33 |
| 203.102.0.0/16 | United States (67%) | 2 | 2 | 3 |
| 203.104.0.0/16 | Japan (32%) | 9 | 13 | 19 |
| 203.105.0.0/16 | Australia (40%) | 5 | 7 | 20 |
| 203.106.0.0/16 | Malaysia (100%) | 1 | 1 | 2 |
| 203.107.0.0/16 | China (61%) | 2 | 5 | 18 |
| 203.108.0.0/16 | United States (100%) | 1 | 2 | 5 |
| 203.109.0.0/16 | India (78%) | 6 | 11 | 23 |
| 203.110.0.0/16 | China (40%) | 6 | 14 | 20 |
| 203.111.0.0/16 | Australia (79%) | 7 | 11 | 39 |
| 203.112.0.0/16 | Bangladesh (32%) | 6 | 13 | 31 |
| 203.113.0.0/16 | Thailand (72%) | 3 | 7 | 50 |
| 203.114.0.0/16 | Thailand (38%) | 10 | 23 | 32 |
| 203.115.0.0/16 | India (42%) | 4 | 9 | 38 |
| 203.116.0.0/16 | Singapore (93%) | 2 | 4 | 30 |
| 203.117.0.0/16 | Singapore (85%) | 3 | 5 | 20 |
| 203.118.0.0/16 | Singapore (47%) | 7 | 7 | 15 |
| 203.119.0.0/16 | China (27%) | 9 | 31 | 45 |
| 203.120.0.0/16 | Singapore (69%) | 3 | 3 | 85 |
| 203.121.0.0/16 | Singapore (36%) | 5 | 5 | 22 |
| 203.122.0.0/16 | Australia (67%) | 2 | 3 | 3 |
| 203.123.0.0/16 | Singapore (20%) | 7 | 14 | 20 |
| 203.124.0.0/16 | India (45%) | 7 | 12 | 33 |
| 203.125.0.0/16 | Singapore (100%) | 1 | 2 | 23 |
| 203.126.0.0/16 | Singapore (98%) | 2 | 4 | 48 |
| 203.127.0.0/16 | Singapore (100%) | 1 | 4 | 34 |
| 203.128.0.0/16 | Pakistan (59%) | 5 | 12 | 17 |
| 203.129.0.0/16 | India (45%) | 7 | 15 | 29 |
| 203.130.0.0/16 | Thailand (42%) | 6 | 12 | 24 |
| 203.131.0.0/16 | Hong Kong (30%) | 6 | 6 | 10 |
| 203.132.0.0/16 | Australia (33%) | 7 | 11 | 18 |
| 203.133.0.0/16 | Taiwan (50%) | 4 | 8 | 12 |
| 203.134.0.0/16 | India (33%) | 4 | 5 | 6 |
| 203.135.0.0/16 | Pakistan (52%) | 11 | 14 | 31 |
| 203.136.0.0/16 | Japan (100%) | 1 | 1 | 1 |
| 203.137.0.0/16 | Japan (100%) | 1 | 1 | 1 |
| 203.138.0.0/16 | Japan (100%) | 1 | 1 | 1 |
| 203.139.0.0/16 | Japan (100%) | 1 | 6 | 7 |
| 203.140.0.0/16 | Japan (91%) | 2 | 11 | 11 |
| 203.141.0.0/16 | Japan (100%) | 1 | 8 | 11 |
| 203.142.0.0/16 | Indonesia (24%) | 12 | 26 | 34 |
| 203.143.0.0/16 | Sri Lanka (42%) | 4 | 7 | 19 |
| 203.144.0.0/16 | Thailand (68%) | 8 | 14 | 37 |
| 203.145.0.0/16 | India (49%) | 9 | 29 | 51 |
| 203.146.0.0/16 | Thailand (100%) | 1 | 12 | 99 |
| 203.147.0.0/16 | Thailand (67%) | 6 | 10 | 21 |
| 203.148.0.0/16 | Thailand (46%) | 7 | 12 | 28 |
| 203.149.0.0/16 | Singapore (35%) | 7 | 10 | 17 |
| 203.150.0.0/16 | Thailand (100%) | 1 | 8 | 49 |
| 203.151.0.0/16 | Thailand (100%) | 1 | 6 | 36 |
| 203.152.0.0/16 | Singapore (69%) | 6 | 6 | 16 |
| 203.153.0.0/16 | Indonesia (22%) | 11 | 26 | 32 |
| 203.154.0.0/16 | Thailand (100%) | 1 | 2 | 35 |
| 203.155.0.0/16 | Thailand (100%) | 1 | 10 | 24 |
| 203.156.0.0/16 | Thailand (82%) | 3 | 14 | 65 |
| 203.157.0.0/16 | Singapore (100%) | 1 | 1 | 7 |
| 203.158.0.0/16 | Thailand (69%) | 5 | 17 | 32 |
| 203.159.0.0/16 | Thailand (74%) | 5 | 18 | 43 |
| 203.160.0.0/16 | Hong Kong (19%) | 15 | 29 | 48 |
| 203.161.0.0/16 | Indonesia (29%) | 10 | 17 | 21 |
| 203.162.0.0/16 | Vietnam (100%) | 1 | 4 | 41 |
| 203.163.0.0/16 | India (42%) | 4 | 6 | 12 |
| 203.164.0.0/16 | Australia (100%) | 1 | 1 | 1 |
| 203.165.0.0/16 | Japan (100%) | 1 | 1 | 1 |
| 203.166.0.0/16 | United States (36%) | 10 | 19 | 36 |
| 203.167.0.0/16 | Philippines (59%) | 7 | 10 | 17 |
| 203.168.0.0/16 | Hong Kong (38%) | 9 | 21 | 39 |
| 203.169.0.0/16 | Hong Kong (39%) | 11 | 12 | 18 |
| 203.170.0.0/16 | Thailand (77%) | 11 | 26 | 87 |
| 203.171.0.0/16 | Australia (21%) | 11 | 20 | 24 |
| 203.172.0.0/16 | Thailand (96%) | 2 | 6 | 28 |
| 203.173.0.0/16 | South Korea (33%) | 8 | 15 | 33 |
| 203.174.0.0/16 | China (19%) | 11 | 22 | 26 |
| 203.175.0.0/16 | India (19%) | 14 | 29 | 36 |
| 203.176.0.0/16 | Hong Kong (35%) | 9 | 24 | 34 |
| 203.177.0.0/16 | Philippines (99%) | 2 | 14 | 73 |
| 203.178.0.0/16 | Japan (100%) | 1 | 5 | 11 |
| 203.179.0.0/16 | Japan (100%) | 1 | 10 | 14 |
| 203.180.0.0/16 | Japan (100%) | 1 | 1 | 1 |
| 203.181.0.0/16 | Japan (100%) | 1 | 5 | 8 |
| 203.182.0.0/16 | Japan (100%) | 1 | 1 | 5 |
| 203.183.0.0/16 | Japan (100%) | 1 | 2 | 7 |
| 203.184.0.0/16 | Hong Kong (82%) | 4 | 6 | 17 |
| 203.185.0.0/16 | Australia (50%) | 7 | 13 | 36 |
| 203.186.0.0/16 | Hong Kong (100%) | 1 | 2 | 10 |
| 203.187.0.0/16 | India (77%) | 4 | 4 | 22 |
| 203.188.0.0/16 | Hong Kong (27%) | 13 | 24 | 45 |
| 203.189.0.0/16 | India (18%) | 16 | 38 | 49 |
| 203.190.0.0/16 | India (22%) | 16 | 35 | 46 |
| 203.191.0.0/16 | Australia (21%) | 11 | 17 | 19 |
| 203.192.0.0/16 | China (28%) | 6 | 11 | 25 |
| 203.193.0.0/16 | India (54%) | 5 | 13 | 39 |
| 203.194.0.0/16 | Australia (49%) | 7 | 9 | 45 |
| 203.195.0.0/16 | China (50%) | 5 | 7 | 10 |
| 203.196.0.0/16 | India (43%) | 8 | 14 | 28 |
| 203.197.0.0/16 | India (100%) | 1 | 1 | 28 |
| 203.198.0.0/16 | Hong Kong (91%) | 2 | 3 | 11 |
| 203.199.0.0/16 | India (97%) | 2 | 2 | 37 |
| 203.200.0.0/16 | India (97%) | 2 | 2 | 35 |
| 203.201.0.0/16 | India (34%) | 9 | 15 | 29 |
| 203.202.0.0/16 | Australia (43%) | 8 | 11 | 14 |
| 203.203.0.0/16 | Taiwan (100%) | 1 | 2 | 2 |
| 203.204.0.0/16 | Taiwan (100%) | 1 | 1 | 4 |
| 203.205.0.0/16 | China (63%) | 4 | 8 | 19 |
| 203.206.0.0/16 | Australia (100%) | 1 | 2 | 15 |
| 203.207.0.0/16 | China (36%) | 8 | 11 | 14 |
| 203.208.0.0/16 | Singapore (66%) | 6 | 8 | 32 |
| 203.209.0.0/16 | Thailand (44%) | 6 | 16 | 32 |
| 203.210.0.0/16 | Australia (32%) | 7 | 15 | 28 |
| 203.211.0.0/16 | Taiwan (40%) | 4 | 5 | 10 |
| 203.212.0.0/16 | India (50%) | 6 | 11 | 14 |
| 203.213.0.0/16 | Australia (63%) | 3 | 15 | 40 |
| 203.214.0.0/16 | Australia (95%) | 2 | 7 | 19 |
| 203.215.0.0/16 | Pakistan (41%) | 11 | 18 | 49 |
| 203.216.0.0/16 | Japan (80%) | 2 | 5 | 5 |
| 203.217.0.0/16 | Australia (30%) | 12 | 24 | 30 |
| 203.218.0.0/16 | Hong Kong (100%) | 1 | 1 | 1 |
| 203.219.0.0/16 | Australia (100%) | 1 | 2 | 56 |
| 203.220.0.0/16 | Australia (100%) | 1 | 4 | 43 |
| 203.221.0.0/16 | Australia (100%) | 1 | 4 | 76 |
| 203.222.0.0/16 | Australia (47%) | 6 | 9 | 19 |
| 203.223.0.0/16 | Pakistan (16%) | 11 | 20 | 25 |
| 203.224.0.0/16 | South Korea (100%) | 1 | 1 | 1 |
| 203.225.0.0/16 | South Korea (100%) | 1 | 1 | 2 |
| 203.226.0.0/16 | South Korea (100%) | 1 | 5 | 17 |
| 203.227.0.0/16 | South Korea (94%) | 2 | 10 | 33 |
| 203.228.0.0/16 | South Korea (100%) | 1 | 10 | 23 |
| 203.229.0.0/16 | South Korea (100%) | 1 | 11 | 36 |
| 203.230.0.0/16 | South Korea (100%) | 1 | 22 | 47 |
| 203.231.0.0/16 | South Korea (95%) | 3 | 14 | 39 |
| 203.232.0.0/16 | South Korea (100%) | 1 | 13 | 27 |
| 203.233.0.0/16 | South Korea (100%) | 1 | 12 | 29 |
| 203.234.0.0/16 | South Korea (100%) | 1 | 21 | 55 |
| 203.235.0.0/16 | South Korea (100%) | 1 | 11 | 33 |
| 203.236.0.0/16 | South Korea (89%) | 2 | 16 | 36 |
| 203.237.0.0/16 | South Korea (100%) | 1 | 15 | 29 |
| 203.238.0.0/16 | South Korea (100%) | 1 | 15 | 35 |
| 203.239.0.0/16 | South Korea (100%) | 1 | 12 | 26 |
| 203.240.0.0/16 | South Korea (100%) | 1 | 9 | 35 |
| 203.241.0.0/16 | South Korea (100%) | 1 | 15 | 30 |
| 203.242.0.0/16 | South Korea (100%) | 1 | 6 | 15 |
| 203.243.0.0/16 | South Korea (88%) | 2 | 9 | 26 |
| 203.244.0.0/16 | South Korea (100%) | 1 | 4 | 5 |
| 203.245.0.0/16 | South Korea (100%) | 1 | 3 | 3 |
| 203.246.0.0/16 | South Korea (100%) | 1 | 20 | 43 |
| 203.247.0.0/16 | South Korea (100%) | 1 | 14 | 32 |
| 203.248.0.0/16 | South Korea (100%) | 1 | 10 | 33 |
| 203.249.0.0/16 | South Korea (100%) | 1 | 14 | 40 |
| 203.250.0.0/16 | South Korea (100%) | 1 | 10 | 19 |
| 203.251.0.0/16 | South Korea (97%) | 2 | 12 | 39 |
| 203.252.0.0/16 | South Korea (100%) | 1 | 8 | 16 |
| 203.253.0.0/16 | South Korea (100%) | 1 | 12 | 21 |
| 203.254.0.0/16 | South Korea (100%) | 1 | 13 | 36 |
| 203.255.0.0/16 | South Korea (100%) | 1 | 14 | 16 |