asn.dev

Address space

AS9389 CGWNET BEIJING SHENZHOU GREATWALL COMMUNICATION

Unclassified APNIC

IPv4 prefixes 31 176K addresses
IPv6 prefixes 1
Most common size /20 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/16
/16: 1
1
/18
/18: 2
2
/19
/19: 3
3
/20
/20: 9
9
/21
/21: 5
5
/22
/22: 2
2
/23
/23: 5
5
/24
/24: 4
4

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
/40
/40: 1
1

Geography

Where the space lands

CountryNamePrefixes
CNChina32