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AS137702 Nanjing, Jiangsu Province, P.R.China.

CHINATELECOM-JIANGSU-NANJING-IDC - Nanjing, Jiangsu Province, P.R.China. · registered in China

IPv4 addresses82,43277 prefixes · 0.003% of announced IPv4
Rank in China#110largest network in CN by IPv4 space, of 601 · 0.03% of CN
Rank worldwide#2,138of 79,396 networks with IPv4
IPv67,200 x /4824 prefixes
CountryChina5,117 ASNs registered there
Open AS137702 in ASN lookup Look up an IP in this network (45.252.106.1) All networks in China

IPv4 prefixes

All 77 prefixes, in address order.

  • 45.252.106.0/23
  • 58.212.8.0/23
  • 58.212.84.0/23
  • 58.212.130.0/23
  • 58.217.156.0/22
  • 58.217.192.0/23
  • 58.217.194.0/23
  • 58.217.196.0/22
  • 58.217.208.0/20
  • 58.217.244.0/23
  • 58.223.21.0/24
  • 58.223.24.0/24
  • 58.223.81.0/24
  • 61.132.51.0/24
  • 61.132.74.0/23
  • 61.147.136.0/21
  • 61.147.165.0/24
  • 61.147.166.0/23
  • 61.147.168.0/21
  • 61.147.176.0/22
  • 61.147.180.0/24
  • 61.155.5.0/24
  • 61.155.7.0/24
  • 61.155.8.0/23
  • 61.155.106.0/23
  • 61.155.236.0/24
  • 61.155.238.0/24
  • 101.125.252.0/23
  • 101.125.254.0/23
  • 103.221.143.0/24
  • 118.184.128.0/21
  • 121.237.32.0/23
  • 180.96.0.0/22
  • 180.96.4.0/24
  • 180.96.5.0/24
  • 180.96.6.0/23
  • 180.96.8.0/21
  • 180.96.16.0/20
  • 180.96.32.0/19
  • 180.96.64.0/22
  • 180.96.68.0/23
  • 180.96.70.0/24
  • 180.96.71.0/24
  • 180.96.72.0/21
  • 180.96.80.0/21
  • 180.97.0.0/19
  • 180.97.32.0/24
  • 180.97.46.0/23
  • 180.97.48.0/20
  • 180.97.104.0/23
  • 180.97.106.0/24
  • 180.97.110.0/23
  • 180.97.112.0/21
  • 180.97.123.0/24
  • 180.97.128.0/21
  • 180.100.19.0/24
  • 180.100.20.0/24
  • 202.102.52.0/22
  • 202.102.56.0/22
  • 202.102.60.0/23
  • 202.102.62.0/23
  • 202.102.64.0/22
  • 202.102.68.0/23
  • 202.102.70.0/24
  • 202.102.72.0/22
  • 202.102.76.0/24
  • 202.102.77.0/24
  • 202.102.78.0/23
  • 202.102.80.0/22
  • 202.102.84.0/23
  • 202.102.86.0/23
  • 202.102.88.0/21
  • 202.102.96.0/22
  • 202.102.114.0/23
  • 202.111.126.0/23
  • 202.111.248.0/24
  • 221.231.128.0/20

IPv6 prefixes

All 24 prefixes.

  • 240e:1a:10::/44
  • 240e:1a:40::/44
  • 240e:5a:6801::/48
  • 240e:5a:6c00::/38
  • 240e:e9:4000::/37
  • 240e:e9:8000::/45
  • 240e:e9:8008::/46
  • 240e:e9:800c::/47
  • 240e:e9:800f::/48
  • 240e:e9:8010::/44
  • 240e:e9:8020::/43
  • 240e:e9:8040::/42
  • 240e:e9:8080::/41
  • 240e:e9:8100::/40
  • 240e:e9:8200::/39
  • 240e:e9:8400::/38
  • 240e:978::/40
  • 240e:978:1000::/40
  • 240e:978:2000::/40
  • 240e:978:3000::/40
  • 240e:978:4000::/40
  • 240e:978:5000::/40
  • 240e:978:6000::/40
  • 240e:978:7000::/40

Similar-sized networks in China

ASNNameIPv4 addresses
AS151185#107 CT-XIANGYANG-IDC2 - China Telecom83,968
AS23650#108 CHINANET-Jiangsu-Province-IDC - AS Number for CHINANET jiangsu province backbone83,712
AS134238#109 CT-Jiangxi-IDC - CHINANET Jiangx province IDC network83,712
AS55992#111 QIHOO - Beijing Qihu Technology Company Limited82,432
AS58541#112 CHINATELECOM-SHANDONG-QINGDAO-IDC - Qingdao,26600080,896
AS137697#113 CHINATELECOM-JiangSu-YangZhou-IDC - CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhou , Jiangsu Province, P.R.China.79,616

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources