asn.dev

Address space

AS134756 CHINANET-NANJING-JISHAN-IDC CHINANET Nanjing Jishan IDC network

Unclassified APNIC

IPv4 prefixes 132 115K addresses
IPv6 prefixes 140
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/20
/20: 2
2
/21
/21: 23
23
/22
/22: 30
30
/23
/23: 35
35
/24
/24: 42
42

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: 7
7
/41
/41: 1
1
/42
/42: 1
1
/43
/43: 4
4
/44
/44: 8
8
/45
/45: 16
16
/46
/46: 24
24
/47
/47: 28
28
/48
/48: 50
50

Geography

Where the space lands

CountryNamePrefixes
CNChina272