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AS137697 CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhou , Jiangsu Province, P.R.China.

CHINATELECOM-JiangSu-YangZhou-IDC - CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhou , Jiangsu Province, P.R.China. · registered in China

IPv4 addresses79,61688 prefixes · 0.003% of announced IPv4
Rank in China#113largest network in CN by IPv4 space, of 601 · 0.03% of CN
Rank worldwide#2,202of 79,396 networks with IPv4
IPv62,563 x /485 prefixes
CountryChina5,117 ASNs registered there
Open AS137697 in ASN lookup Look up an IP in this network (43.242.196.1) All networks in China

IPv4 prefixes

All 88 prefixes, in address order.

  • 43.242.196.0/22
  • 43.254.192.0/22
  • 45.113.200.0/23
  • 45.113.202.0/24
  • 45.117.8.0/22
  • 45.120.100.0/22
  • 49.71.36.0/22
  • 49.71.72.0/22
  • 49.71.76.0/23
  • 49.71.78.0/24
  • 49.86.44.0/22
  • 58.220.0.0/22
  • 58.220.4.0/24
  • 58.220.6.0/23
  • 58.220.8.0/22
  • 58.220.12.0/24
  • 58.220.14.0/24
  • 58.220.16.0/20
  • 58.220.32.0/22
  • 58.220.36.0/23
  • 58.220.39.0/24
  • 58.220.40.0/21
  • 58.220.48.0/22
  • 58.220.52.0/23
  • 58.220.54.0/24
  • 58.220.56.0/23
  • 58.220.58.0/24
  • 58.220.61.0/24
  • 58.220.62.0/23
  • 58.220.64.0/20
  • 58.220.80.0/22
  • 58.220.92.0/22
  • 58.220.175.0/24
  • 58.220.176.0/24
  • 58.220.220.0/24
  • 61.147.67.0/24
  • 61.147.68.0/23
  • 61.147.70.0/24
  • 61.147.72.0/22
  • 61.147.77.0/24
  • 61.147.78.0/24
  • 61.147.80.0/22
  • 61.147.84.0/23
  • 61.147.88.0/21
  • 61.147.96.0/22
  • 61.147.100.0/24
  • 61.147.102.0/23
  • 61.147.104.0/21
  • 61.147.112.0/20
  • 103.8.220.0/22
  • 103.19.233.0/24
  • 103.19.235.0/24
  • 103.40.192.0/22
  • 103.53.124.0/23
  • 103.53.126.0/24
  • 103.78.228.0/22
  • 103.101.180.0/22
  • 103.216.152.0/22
  • 114.230.92.0/22
  • 114.230.136.0/22
  • 114.230.152.0/22
  • 114.230.196.0/22
  • 114.230.204.0/22
  • 114.230.212.0/22
  • 114.230.220.0/22
  • 117.91.176.0/20
  • 117.91.192.0/21
  • 121.233.192.0/22
  • 140.210.16.0/23
  • 140.210.18.0/24
  • 140.210.20.0/22
  • 140.210.24.0/21
  • 180.97.178.0/23
  • 180.97.180.0/22
  • 180.97.184.0/22
  • 180.97.188.0/23
  • 180.97.190.0/24
  • 180.119.118.0/23
  • 180.119.120.0/22
  • 180.119.136.0/22
  • 180.119.144.0/22
  • 180.119.168.0/22
  • 180.119.232.0/22
  • 221.229.36.0/23
  • 221.229.77.0/24
  • 222.189.228.0/24
  • 222.189.237.0/24
  • 222.189.238.0/23

IPv6 prefixes

All 5 prefixes.

  • 240e:e9:b000::/37
  • 240e:978:900::/40
  • 240e:978:1900::/40
  • 240e:982:dc0c::/47
  • 240e:982:dc0e::/48

Similar-sized networks in China

ASNNameIPv4 addresses
AS137702#110 CHINATELECOM-JIANGSU-NANJING-IDC - Nanjing, Jiangsu Province, P.R.China.82,432
AS55992#111 QIHOO - Beijing Qihu Technology Company Limited82,432
AS58541#112 CHINATELECOM-SHANDONG-QINGDAO-IDC - Qingdao,26600080,896
AS17969#114 CNT - ChongQing Broadcast & TV Transfer Network Co. Ltd75,520
AS138421#115 CU-CN-AS - China Unicom75,008
AS139080#116 CMNET-SCIDC-CN - The Internet Data Center of Sichuan Mobile Communication Company Limited74,240

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