asn.dev

Address space

AS4808 CHINA169-BJ China Unicom Beijing Province Network

Residential APNIC

IPv4 prefixes 927 7.18M addresses
IPv6 prefixes 223
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/14
/14: 3
3
/15
/15: 10
10
/16
/16: 20
20
/17
/17: 32
32
/18
/18: 59
59
/19
/19: 94
94
/20
/20: 115
115
/21
/21: 125
125
/22
/22: 133
133
/23
/23: 140
140
/24
/24: 196
196

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

IPv6 prefix sizes

All 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: 24
24
/44
/44: 16
16
/45
/45: 5
5
/46
/46: 5
5
/47
/47: 6
6
/48
/48: 14
14

Geography

Where the space lands

CountryNamePrefixes
CNChina1,150