asn.dev

Address space

AS137697 CHINATELECOM-JIANGSU-YANGZHOU-IDC CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhouJiangsu Province, P.R.China.

Unclassified APNIC

IPv4 prefixes 83 80.64K addresses
IPv6 prefixes 5
Most common size /22 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/20
/20: 5
5
/21
/21: 4
4
/22
/22: 38
38
/23
/23: 15
15
/24
/24: 21
21

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
/37
/37: 1
1
/40
/40: 2
2
/47
/47: 1
1
/48
/48: 1
1

Geography

Where the space lands

CountryNamePrefixes
CNChina88