asn.dev

Address space

AS4808 CHINA169-BJ China Unicom Beijing Province Network

IPv4 prefixes 905 7.18M addresses
IPv6 prefixes 219
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/14
/14: 3
3
/15
/15: 10
10
/16
/16: 20
20
/17
/17: 34
34
/18
/18: 58
58
/19
/19: 91
91
/20
/20: 112
112
/21
/21: 122
122
/22
/22: 128
128
/23
/23: 138
138
/24
/24: 189
189

How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

Prefix sizes

IPv6
/30
/30: 3
3
/31
/31: 4
4
/32
/32: 3
3
/33
/33: 2
2
/34
/34: 4
4
/35
/35: 4
4
/36
/36: 6
6
/37
/37: 5
5
/38
/38: 5
5
/39
/39: 5
5
/40
/40: 21
21
/41
/41: 36
36
/42
/42: 55
55
/43
/43: 25
25
/44
/44: 15
15
/45
/45: 4
4
/46
/46: 4
4
/47
/47: 5
5
/48
/48: 13
13

Geography

Where the space lands

CountryNamePrefixes
CNChina1,124

Inventory

All prefixes

showing 400 of 1,124
PrefixFamilyAddressesCountryFlags
43.224.240.0/24IPv4256CN
43.226.238.0/24IPv4256CN
43.227.252.0/22IPv41,024CN
43.228.36.0/22IPv41,024CN
43.231.164.0/23IPv4512CN
43.231.166.0/24IPv4256CN
43.240.200.0/23IPv4512CN
43.241.208.0/20IPv44,096CN
43.241.224.0/20IPv44,096CN
43.241.240.0/22IPv41,024CN
43.243.136.0/22IPv41,024CN
43.247.248.0/22IPv41,024CN
43.248.48.0/23IPv4512CN
43.248.50.0/23IPv4512CN
43.248.232.0/23IPv4512CN
43.254.24.0/24IPv4256CN
43.254.116.0/22IPv41,024CN
43.254.140.0/23IPv4512CN
45.113.206.0/24IPv4256CN
45.254.8.0/23IPv4512CN
60.194.0.0/15IPv4131,072CN
60.206.0.0/15IPv4131,072CN
60.253.128.0/17IPv432,768CN
61.48.0.0/19IPv48,192CN
61.48.32.0/20IPv44,096CN
61.48.48.0/21IPv42,048CN
61.48.56.0/23IPv4512CN
61.48.58.0/24IPv4256CN
61.48.59.0/24IPv4256CN
61.48.60.0/22IPv41,024CN
61.48.64.0/18IPv416,384CN
61.48.128.0/21IPv42,048CN
61.48.136.0/23IPv4512CN
61.48.138.0/24IPv4256CN
61.48.139.0/24IPv4256CN
61.48.140.0/22IPv41,024CN
61.48.144.0/20IPv44,096CN
61.48.160.0/21IPv42,048CN
61.48.168.0/21IPv42,048CN
61.48.176.0/20IPv44,096CN
61.48.192.0/18IPv416,384CN
61.49.0.0/21IPv42,048CN
61.49.8.0/22IPv41,024CN
61.49.12.0/23IPv4512CN
61.49.14.0/23IPv4512CN
61.49.16.0/20IPv44,096CN
61.49.32.0/19IPv48,192CN
61.49.64.0/20IPv44,096CN
61.49.80.0/22IPv41,024CN
61.49.84.0/23IPv4512CN
61.49.87.0/24IPv4256CN
61.49.88.0/21IPv42,048CN
61.49.96.0/19IPv48,192CN
61.49.128.0/19IPv48,192CN
61.49.160.0/21IPv42,048CN
61.49.168.0/22IPv41,024CN
61.49.174.0/23IPv4512CN
61.49.176.0/21IPv42,048CN
61.49.187.0/24IPv4256CN
61.49.188.0/22IPv41,024CN
61.49.192.0/18IPv416,384CN
61.50.0.0/17IPv432,768CN
61.50.128.0/20IPv44,096CN
61.50.144.0/20IPv44,096CN
61.50.160.0/19IPv48,192CN
61.50.192.0/18IPv416,384CN
61.51.0.0/20IPv44,096CN
61.51.16.0/21IPv42,048CN
61.51.24.0/23IPv4512CN
61.51.26.0/23IPv4512CN
61.51.28.0/22IPv41,024CN
61.51.32.0/19IPv48,192CN
61.51.64.0/20IPv44,096CN
61.51.80.0/21IPv42,048CN
61.51.88.0/21IPv42,048CN
61.51.96.0/19IPv48,192CN
61.51.128.0/17IPv432,768CN
61.135.0.0/17IPv432,768CN
61.135.128.0/20IPv44,096CN
61.135.144.0/21IPv42,048CN
61.135.152.0/24IPv4256CN
61.135.154.0/23IPv4512CN
61.135.156.0/23IPv4512CN
61.135.158.0/23IPv4512CN
61.135.160.0/21IPv42,048CN
61.135.168.0/23IPv4512CN
61.135.170.0/24IPv4256CN
61.135.171.0/24IPv4256CN
61.135.172.0/22IPv41,024CN
61.135.176.0/21IPv42,048CN
61.135.184.0/22IPv41,024CN
61.135.188.0/22IPv41,024CN
61.135.192.0/18IPv416,384CN
61.148.0.0/22IPv41,024CN
61.148.4.0/23IPv4512CN
61.148.6.0/23IPv4512CN
61.148.8.0/21IPv42,048CN
61.148.16.0/20IPv44,096CN
61.148.32.0/19IPv48,192CN
61.148.64.0/19IPv48,192CN
61.148.96.0/22IPv41,024CN
61.148.100.0/22IPv41,024CN
61.148.104.0/21IPv42,048CN
61.148.112.0/20IPv44,096CN
61.148.128.0/17IPv432,768CN
61.149.0.0/21IPv42,048CN
61.149.8.0/22IPv41,024CN
61.149.12.0/22IPv41,024CN
61.149.16.0/20IPv44,096CN
61.149.32.0/19IPv48,192CN
61.149.64.0/18IPv416,384CN
61.149.128.0/17IPv432,768CN
101.52.204.0/23IPv4512CN
101.199.128.0/23IPv4512CN
101.199.252.0/22IPv41,024CN
101.236.0.0/18IPv416,384CN
101.236.64.0/20IPv44,096CN
101.237.0.0/19IPv48,192CN
101.251.192.0/23IPv4512CN
101.251.194.0/24IPv4256CN
101.251.196.0/22IPv41,024CN
101.251.200.0/23IPv4512CN
101.251.203.0/24IPv4256CN
101.251.224.0/23IPv4512CN
101.251.226.0/24IPv4256CN
101.251.228.0/24IPv4256CN
101.251.230.0/23IPv4512CN
101.251.233.0/24IPv4256CN
101.251.234.0/23IPv4512CN
101.251.237.0/24IPv4256CN
101.251.238.0/24IPv4256CN
101.251.241.0/24IPv4256CN
101.251.243.0/24IPv4256CN
101.251.246.0/24IPv4256CN
101.251.249.0/24IPv4256CN
101.251.250.0/24IPv4256CN
101.254.99.0/24IPv4256CN
103.3.120.0/22IPv41,024CN
103.19.46.0/23IPv4512CN
103.19.64.0/22IPv41,024CN
103.30.148.0/24IPv4256CN
103.37.136.0/21IPv42,048CN
103.37.144.0/20IPv44,096CN
103.37.160.0/21IPv42,048CN
103.38.92.0/23IPv4512CN
103.38.224.0/22IPv41,024CN
103.43.184.0/22IPv41,024CN
103.43.240.0/23IPv4512CN
103.46.169.0/24IPv4256CN
103.47.48.0/22IPv41,024CN
103.53.208.0/24IPv4256CN
103.53.211.0/24IPv4256CN
103.60.236.0/22IPv41,024CN
103.61.153.0/24IPv4256CN
103.61.154.0/23IPv4512CN
103.72.172.0/24IPv4256CN
103.76.60.0/22IPv41,024CN
103.76.222.0/23IPv4512CN
103.79.26.0/24IPv4256CN
103.90.176.0/22IPv41,024CN
103.90.188.0/24IPv4256CN
103.90.191.0/24IPv4256CN
103.93.180.0/22IPv41,024CN
103.100.64.0/22IPv41,024CN
103.103.12.0/24IPv4256CN
103.118.52.0/22IPv41,024CN
103.121.164.0/23IPv4512CN
103.121.166.0/24IPv4256CN
103.131.152.0/22IPv41,024CN
103.135.160.0/22IPv41,024CN
103.135.164.0/23IPv4512CN
103.141.10.0/23IPv4512CN
103.142.234.0/23IPv4512CN
103.146.126.0/23IPv4512CN
103.151.148.0/23IPv4512CN
103.162.10.0/24IPv4256CN
103.192.132.0/24IPv4256CN
103.198.60.0/22IPv41,024CN
103.228.204.0/23IPv4512CN
103.230.212.0/22IPv41,024CN
103.233.128.0/22IPv41,024CN
103.236.116.0/23IPv4512CN
103.237.248.0/23IPv4512CN
103.238.0.0/21IPv42,048CN
103.238.144.0/22IPv41,024CN
103.238.162.0/23IPv4512CN
103.248.224.0/22IPv41,024CN
103.252.36.0/24IPv4256CN
106.3.144.0/22IPv41,024CN
106.3.148.0/23IPv4512CN
106.3.151.0/24IPv4256CN
106.74.80.0/23IPv4512CN
106.74.96.0/23IPv4512CN
106.74.98.0/24IPv4256CN
111.192.0.0/15IPv4131,072CN
111.194.0.0/20IPv44,096CN
111.194.16.0/21IPv42,048CN
111.194.24.0/21IPv42,048CN
111.194.32.0/19IPv48,192CN
111.194.64.0/18IPv416,384CN
111.194.128.0/17IPv432,768CN
111.195.0.0/16IPv465,536CN
111.196.0.0/14IPv4262,144CN
111.200.0.0/16IPv465,536CN
111.201.0.0/21IPv42,048CN
111.201.8.0/22IPv41,024CN
111.201.12.0/22IPv41,024CN
111.201.16.0/20IPv44,096CN
111.201.32.0/19IPv48,192CN
111.201.64.0/18IPv416,384CN
111.201.128.0/17IPv432,768CN
111.202.0.0/19IPv48,192CN
111.202.32.0/20IPv44,096CN
111.202.48.0/21IPv42,048CN
111.202.56.0/23IPv4512CN
111.202.58.0/23IPv4512CN
111.202.60.0/23IPv4512CN
111.202.62.0/23IPv4512CN
111.202.64.0/18IPv416,384CN
111.202.128.0/19IPv48,192CN
111.202.160.0/24IPv4256CN
111.202.161.0/24IPv4256CN
111.202.162.0/23IPv4512CN
111.202.164.0/23IPv4512CN
111.202.166.0/23IPv4512CN
111.202.168.0/21IPv42,048CN
111.202.176.0/20IPv44,096CN
111.202.192.0/19IPv48,192CN
111.202.224.0/20IPv44,096CN
111.202.240.0/23IPv4512CN
111.202.243.0/24IPv4256CN
111.202.244.0/23IPv4512CN
111.202.247.0/24IPv4256CN
111.202.248.0/21IPv42,048CN
111.203.0.0/16IPv465,536CN
111.204.0.0/16IPv465,536CN
111.205.0.0/19IPv48,192CN
111.205.32.0/22IPv41,024CN
111.205.36.0/23IPv4512CN
111.205.39.0/24IPv4256CN
111.205.40.0/21IPv42,048CN
111.205.48.0/20IPv44,096CN
111.205.64.0/18IPv416,384CN
111.205.128.0/18IPv416,384CN
111.205.192.0/19IPv48,192CN
111.205.224.0/20IPv44,096CN
111.205.240.0/23IPv4512CN
111.205.243.0/24IPv4256CN
111.205.244.0/22IPv41,024CN
111.205.248.0/21IPv42,048CN
111.206.0.0/20IPv44,096CN
111.206.16.0/21IPv42,048CN
111.206.24.0/22IPv41,024CN
111.206.28.0/23IPv4512CN
111.206.30.0/24IPv4256CN
111.206.31.0/24IPv4256CN
111.206.32.0/19IPv48,192CN
111.206.64.0/18IPv416,384CN
111.206.128.0/19IPv48,192CN
111.206.160.0/23IPv4512CN
111.206.162.0/23IPv4512CN
111.206.164.0/22IPv41,024CN
111.206.168.0/21IPv42,048CN
111.206.176.0/20IPv44,096CN
111.206.192.0/18IPv416,384CN
111.207.0.0/24IPv4256CN
111.207.1.0/24IPv4256CN
111.207.2.0/23IPv4512CN
111.207.4.0/22IPv41,024CN
111.207.8.0/21IPv42,048CN
111.207.16.0/20IPv44,096CN
111.207.32.0/19IPv48,192CN
111.207.64.0/18IPv416,384CN
111.207.128.0/21IPv42,048CN
111.207.136.0/21IPv42,048CN
111.207.144.0/20IPv44,096CN
111.207.160.0/19IPv48,192CN
111.207.192.0/18IPv416,384CN
113.208.112.0/21IPv42,048CN
113.209.129.0/24IPv4256CN
114.66.81.0/24IPv4256CN
114.112.64.0/24IPv4256CN
114.112.66.0/24IPv4256CN
114.112.70.0/24IPv4256CN
114.112.81.0/24IPv4256CN
114.112.82.0/24IPv4256CN
114.112.85.0/24IPv4256CN
114.112.86.0/24IPv4256CN
114.112.88.0/24IPv4256CN
114.112.91.0/24IPv4256CN
114.112.94.0/23IPv4512CN
114.113.221.0/24IPv4256CN
114.113.223.0/24IPv4256CN
114.115.192.0/19IPv48,192CN
114.116.0.0/18IPv416,384CN
114.118.32.0/19IPv48,192CN
114.240.0.0/15IPv4131,072CN
114.242.0.0/16IPv465,536CN
114.243.0.0/17IPv432,768CN
114.243.128.0/19IPv48,192CN
114.243.160.0/19IPv48,192CN
114.243.192.0/18IPv416,384CN
114.244.0.0/15IPv4131,072CN
114.246.0.0/16IPv465,536CN
114.247.0.0/19IPv48,192CN
114.247.32.0/21IPv42,048CN
114.247.40.0/22IPv41,024CN
114.247.45.0/24IPv4256CN
114.247.46.0/23IPv4512CN
114.247.48.0/20IPv44,096CN
114.247.64.0/18IPv416,384CN
114.247.128.0/17IPv432,768CN
114.248.0.0/14IPv4262,144CN
114.252.0.0/17IPv432,768CN
114.252.128.0/21IPv42,048CN
114.252.136.0/22IPv41,024CN
114.252.140.0/22IPv41,024CN
114.252.144.0/20IPv44,096CN
114.252.160.0/19IPv48,192CN
114.252.192.0/18IPv416,384CN
114.253.0.0/16IPv465,536CN
114.254.0.0/22IPv41,024CN
114.254.6.0/23IPv4512CN
114.254.8.0/21IPv42,048CN
114.254.16.0/20IPv44,096CN
114.254.32.0/19IPv48,192CN
114.254.64.0/18IPv416,384CN
114.254.128.0/18IPv416,384CN
114.254.192.0/20IPv44,096CN
114.254.208.0/21IPv42,048CN
114.254.216.0/21IPv42,048CN
114.254.224.0/19IPv48,192CN
114.255.0.0/18IPv416,384CN
114.255.64.0/19IPv48,192CN
114.255.96.0/21IPv42,048CN
114.255.104.0/23IPv4512CN
114.255.107.0/24IPv4256CN
114.255.108.0/22IPv41,024CN
114.255.112.0/20IPv44,096CN
114.255.128.0/19IPv48,192CN
114.255.160.0/21IPv42,048CN
114.255.168.0/22IPv41,024CN
114.255.172.0/23IPv4512CN
114.255.175.0/24IPv4256CN
114.255.176.0/20IPv44,096CN
114.255.192.0/18IPv416,384CN
115.183.0.0/16IPv465,536CN
116.63.0.0/19IPv48,192CN
116.193.16.0/23IPv4512CN
116.193.18.0/24IPv4256CN
116.242.0.0/17IPv432,768CN
117.72.1.0/24IPv4256CN
117.73.16.0/23IPv4512CN
117.79.241.0/24IPv4256CN
117.79.242.0/24IPv4256CN
118.26.64.0/23IPv4512CN
118.26.68.0/23IPv4512CN
118.103.164.0/22IPv41,024CN
118.144.0.0/18IPv416,384CN
118.144.96.0/19IPv48,192CN
118.144.128.0/17IPv432,768CN
118.194.240.0/24IPv4256CN
118.194.242.0/23IPv4512CN
118.194.244.0/24IPv4256CN
118.194.246.0/23IPv4512CN
118.244.128.0/18IPv416,384CN
118.244.240.0/20IPv44,096CN
119.80.0.0/21IPv42,048CN
119.80.8.0/22IPv41,024CN
119.80.160.0/23IPv4512CN
119.80.162.0/24IPv4256CN
119.161.124.0/24IPv4256CN
119.253.32.0/20IPv44,096CN
119.253.56.0/21IPv42,048CN
119.253.64.0/20IPv44,096CN
120.52.31.0/24IPv4256CN
121.69.0.0/16IPv465,536CN
122.14.44.0/22IPv41,024CN
122.14.62.0/24IPv4256CN
122.200.124.0/24IPv4256CN
123.103.2.0/23IPv4512CN
123.103.24.0/22IPv41,024CN
123.103.28.0/23IPv4512CN
123.103.30.0/24IPv4256CN
123.103.64.0/21IPv42,048CN
123.103.96.0/20IPv44,096CN
123.108.208.0/22IPv41,024CN
123.108.212.0/23IPv4512CN
123.108.220.0/22IPv41,024CN
123.112.0.0/18IPv416,384CN
123.112.64.0/19IPv48,192CN
123.112.96.0/19IPv48,192CN
123.112.128.0/17IPv432,768CN
123.113.0.0/16IPv465,536CN
123.114.0.0/15IPv4131,072CN
123.116.0.0/16IPv465,536CN
123.117.0.0/17IPv432,768CN
123.117.128.0/21IPv42,048CN
123.117.136.0/22IPv41,024CN
123.117.140.0/24IPv4256CN

Capped at 400 rows to keep the page a sane size. The filter searches only what is rendered.