AS4812 China Telecom (Group)

CHINANET-SH-AP - China Telecom (Group) · registered in China

IPv4 addresses7,882,496746 prefixes · 0.252% of announced IPv4

Rank in China#6largest network in CN by IPv4 space, of 601 · 2.70% of CN

Rank worldwide#55of 79,396 networks with IPv4

IPv648 x /32 (3,173,889 x /48)139 prefixes

CountryChina5,117 ASNs registered there

Open AS4812 in ASN lookup Look up an IP in this network (36.111.0.1) All networks in China

IPv4 prefixes

First 500 of 746 prefixes, in address order.

36.111.0.0/20
43.240.124.0/24
43.240.192.0/21
43.247.100.0/22
43.254.106.0/24
43.254.152.0/24
43.254.220.0/22
45.115.144.0/22
58.32.0.0/16
58.33.0.0/17
58.33.128.0/18
58.33.192.0/20
58.33.208.0/21
58.33.216.0/23
58.33.218.0/24
58.33.219.0/24
58.33.220.0/22
58.33.224.0/19
58.34.0.0/20
58.34.16.0/21
58.34.24.0/23
58.34.26.0/24
58.34.27.0/24
58.34.28.0/22
58.34.32.0/19
58.34.64.0/18
58.34.128.0/19
58.34.160.0/22
58.34.164.0/24
58.34.165.0/24
58.34.166.0/23
58.34.168.0/21
58.34.176.0/20
58.34.192.0/18
58.35.0.0/16
58.36.0.0/14
58.40.0.0/16
58.41.0.0/17
58.41.128.0/17
61.129.0.0/22
61.129.4.0/23
61.129.13.0/24
61.129.15.0/24
61.129.16.0/20
61.129.32.0/23
61.129.36.0/22
61.129.40.0/22
61.129.48.0/24
61.129.50.0/23
61.129.53.0/24
61.129.56.0/24
61.129.58.0/23
61.129.60.0/22
61.129.66.0/23
61.129.70.0/23
61.129.74.0/23
61.129.76.0/22
61.129.80.0/24
61.129.82.0/23
61.129.85.0/24
61.129.86.0/23
61.129.90.0/23
61.129.92.0/24
61.129.94.0/23
61.129.96.0/22
61.129.100.0/23
61.129.103.0/24
61.129.104.0/21
61.129.114.0/23
61.129.116.0/22
61.129.120.0/21
61.129.130.0/23
61.129.132.0/22
61.129.136.0/21
61.129.144.0/20
61.129.160.0/19
61.129.192.0/19
61.129.224.0/20
61.129.240.0/21
61.129.250.0/23
61.129.252.0/24
61.129.254.0/23
61.151.0.0/17
61.151.131.0/24
61.151.132.0/22
61.151.136.0/21
61.151.146.0/23
61.151.148.0/22
61.151.152.0/22
61.151.160.0/23
61.151.162.0/24
61.151.210.0/23
61.151.212.0/24
61.151.216.0/24
61.151.237.0/24
61.151.240.0/24
61.151.242.0/23
61.151.245.0/24
61.151.248.0/24
61.151.251.0/24
61.151.252.0/22
61.152.0.0/18
61.152.64.0/20
61.152.80.0/21
61.152.89.0/24
61.152.106.0/24
61.152.112.0/22
61.152.116.0/23
61.152.120.0/21
61.152.128.0/20
61.152.144.0/22
61.152.150.0/24
61.152.152.0/22
61.152.156.0/23
61.152.159.0/24
61.152.160.0/21
61.152.169.0/24
61.152.170.0/23
61.152.172.0/22
61.152.176.0/22
61.152.180.0/23
61.152.182.0/24
61.152.184.0/21
61.152.192.0/19
61.152.224.0/23
61.152.226.0/24
61.152.231.0/24
61.152.232.0/23
61.152.235.0/24
61.152.237.0/24
61.152.240.0/24
61.152.247.0/24
61.152.253.0/24
61.152.254.0/23
61.165.0.0/16
61.169.0.0/19
61.169.32.0/20
61.169.48.0/21
61.169.56.0/23
61.169.58.0/24
61.169.59.0/24
61.169.60.0/22
61.169.64.0/18
61.169.128.0/17
61.170.0.0/19
61.170.40.0/21
61.170.48.0/20
61.170.64.0/18
61.170.128.0/17
61.171.63.0/24
61.171.125.0/24
61.171.126.0/23
61.171.128.0/17
61.172.0.0/17
61.172.128.0/19
61.172.160.0/21
61.172.172.0/22
61.172.176.0/23
61.172.193.0/24
61.172.195.0/24
61.172.197.0/24
61.172.199.0/24
61.172.205.0/24
61.172.206.0/24
61.172.208.0/20
61.172.224.0/23
61.172.226.0/24
61.172.228.0/24
61.172.234.0/24
61.172.237.0/24
61.172.238.0/23
61.172.240.0/22
61.172.246.0/23
61.172.248.0/22
61.172.252.0/23
61.172.254.0/24
61.173.0.0/16
101.80.0.0/14
101.84.0.0/14
101.88.0.0/16
101.89.60.0/22
101.89.69.0/24
101.89.70.0/23
101.89.72.0/23
101.89.74.0/24
101.89.129.0/24
101.89.130.0/24
101.89.242.0/24
101.89.248.0/24
101.90.0.0/16
101.91.244.0/22
101.91.248.0/21
101.92.0.0/15
101.94.0.0/16
101.95.0.0/17
101.95.128.0/19
101.95.160.0/21
101.95.168.0/22
101.95.172.0/23
101.95.174.0/24
101.95.175.0/24
101.95.176.0/20
101.95.196.0/22
101.95.200.0/22
101.95.206.0/23
101.95.208.0/24
101.95.211.0/24
101.95.215.0/24
101.95.218.0/23
101.95.220.0/24
101.95.224.0/24
101.95.227.0/24
101.95.228.0/23
101.95.231.0/24
101.95.249.0/24
101.95.250.0/23
101.96.10.0/23
101.224.0.0/15
101.226.15.0/24
101.226.43.0/24
101.226.53.0/24
101.226.54.0/23
101.226.75.0/24
101.226.87.0/24
101.226.157.0/24
101.226.163.0/24
101.226.164.0/24
101.226.186.0/23
101.226.188.0/22
101.226.192.0/22
101.226.242.0/24
101.227.170.0/24
101.227.176.0/22
101.227.180.0/23
101.227.182.0/24
101.227.184.0/22
101.227.188.0/23
101.227.190.0/24
101.227.193.0/24
101.227.194.0/24
101.227.196.0/24
101.227.199.0/24
101.227.201.0/24
101.227.202.0/24
101.227.204.0/22
101.227.208.0/23
101.227.211.0/24
101.227.216.0/24
101.227.224.0/22
101.227.228.0/23
101.227.254.0/24
101.228.0.0/15
101.230.0.0/18
101.230.64.0/19
101.230.96.0/19
101.230.128.0/20
101.230.144.0/21
101.230.152.0/24
101.230.153.0/24
101.230.154.0/23
101.230.156.0/22
101.230.160.0/20
101.230.176.0/23
101.230.178.0/23
101.230.180.0/22
101.230.184.0/21
101.230.192.0/20
101.230.208.0/21
101.230.216.0/21
101.230.224.0/23
101.230.226.0/24
101.230.227.0/24
101.230.228.0/22
101.230.232.0/21
101.230.240.0/21
101.230.248.0/23
101.230.250.0/24
101.230.251.0/24
101.230.252.0/23
101.230.254.0/23
101.231.0.0/19
101.231.32.0/22
101.231.36.0/24
101.231.37.0/24
101.231.38.0/23
101.231.40.0/21
101.231.48.0/20
101.231.64.0/18
101.231.128.0/17
103.5.192.0/23
103.5.194.0/24
103.20.248.0/23
103.24.116.0/24
103.24.118.0/23
103.25.64.0/23
103.38.252.0/23
103.55.172.0/22
103.59.168.0/23
103.65.8.0/22
103.96.224.0/23
103.97.112.0/23
103.98.220.0/22
103.116.76.0/23
103.116.78.0/24
103.144.158.0/24
103.147.124.0/24
103.152.56.0/23
103.169.50.0/23
103.200.221.0/24
103.200.222.0/24
103.200.224.0/24
103.200.228.0/24
103.200.232.0/24
103.228.228.0/24
103.228.231.0/24
103.242.168.0/23
103.243.252.0/22
113.21.237.0/24
113.21.238.0/24
114.80.0.0/19
114.80.46.0/23
114.80.48.0/22
114.80.57.0/24
114.80.60.0/24
114.80.62.0/24
114.80.100.0/23
114.80.124.0/22
114.80.177.0/24
114.80.219.0/24
114.80.244.0/24
114.80.246.0/24
114.80.251.0/24
114.80.254.0/23
114.81.0.0/16
114.82.0.0/15
114.84.0.0/14
114.88.0.0/16
114.89.0.0/24
114.89.1.0/24
114.89.2.0/23
114.89.4.0/22
114.89.8.0/21
114.89.16.0/20
114.89.32.0/19
114.89.64.0/18
114.89.128.0/17
114.90.0.0/15
114.92.0.0/14
114.111.191.0/24
116.66.36.0/24
116.66.54.0/23
116.66.98.0/24
116.192.0.0/17
116.192.128.0/19
116.192.160.0/20
116.192.176.0/20
116.192.192.0/18
116.224.0.0/14
116.228.0.0/16
116.229.0.0/19
116.229.32.0/19
116.229.64.0/18
116.229.128.0/18
116.229.192.0/19
116.229.224.0/20
116.229.240.0/20
116.230.0.0/15
116.232.0.0/14
116.236.0.0/22
116.236.4.0/23
116.236.6.0/24
116.236.7.0/24
116.236.8.0/21
116.236.16.0/20
116.236.32.0/19
116.236.64.0/23
116.236.66.0/24
116.236.67.0/24
116.236.68.0/23
116.236.70.0/23
116.236.72.0/21
116.236.80.0/20
116.236.96.0/19
116.236.128.0/18
116.236.192.0/20
116.236.208.0/22
116.236.212.0/24
116.236.213.0/24
116.236.214.0/23
116.236.216.0/21
116.236.224.0/19
116.237.0.0/16
116.238.0.0/17
116.238.128.0/18
116.238.192.0/19
116.238.224.0/20
116.238.240.0/21
116.238.248.0/22
116.238.252.0/24
116.238.253.0/24
116.238.254.0/23
116.239.0.0/16
116.246.0.0/23
116.246.2.0/23
116.246.4.0/22
116.246.8.0/21
116.246.16.0/20
116.246.32.0/19
116.246.64.0/18
116.246.128.0/17
116.247.0.0/18
116.247.64.0/21
116.247.72.0/23
116.247.74.0/23
116.247.76.0/22
116.247.80.0/20
116.247.96.0/19
116.247.128.0/17
117.74.128.0/21
117.74.136.0/22
118.242.0.0/22
118.242.16.0/22
118.242.24.0/22
118.242.32.0/22
118.242.40.0/24
119.15.136.0/23
119.15.140.0/23
120.136.156.0/22
120.136.160.0/21
120.136.184.0/22
122.9.176.0/20
123.49.192.0/23
124.14.2.0/24
124.14.6.0/24
124.14.9.0/24
124.14.52.0/22
124.74.0.0/19
124.74.32.0/20
124.74.48.0/22
124.74.52.0/24
124.74.53.0/24
124.74.54.0/23
124.74.56.0/21
124.74.64.0/18
124.74.128.0/19
124.74.160.0/23
124.74.164.0/22
124.74.175.0/24
124.74.176.0/22
124.74.180.0/24
124.74.187.0/24
124.74.190.0/23
124.74.192.0/21
124.74.200.0/22
124.74.207.0/24
124.74.208.0/20
124.74.224.0/21
124.74.234.0/23
124.74.236.0/22
124.74.240.0/20
124.75.0.0/16
124.76.0.0/14
139.159.32.0/22
144.79.42.0/23
146.196.56.0/22
150.129.192.0/22
150.242.238.0/23
155.126.176.0/23
160.83.110.0/24
163.47.4.0/22
163.53.88.0/21
167.139.0.0/16
175.102.11.0/24
180.152.0.0/16
180.153.32.0/23
180.153.34.0/24
180.153.37.0/24
180.153.38.0/23
180.153.40.0/21
180.153.48.0/20
180.153.85.0/24
180.153.86.0/23
180.153.88.0/23
180.153.92.0/24
180.153.95.0/24
180.153.96.0/22
180.153.107.0/24
180.153.126.0/24
180.153.128.0/23
180.153.147.0/24
180.153.153.0/24
180.153.164.0/22
180.153.174.0/23
180.153.176.0/23
180.153.180.0/24
180.153.192.0/24
180.153.200.0/24
180.153.207.0/24
180.153.241.0/24
180.153.244.0/24

IPv6 prefixes

All 139 prefixes.

2400:6e60:1301::/48
2400:9600:8800::/48
2405:7040:6000::/48
240e:18::/47
240e:18:2::/48
240e:18:3::/48
240e:18:4::/46
240e:18:8::/45
240e:18:12::/47
240e:18:14::/46
240e:18:18::/45
240e:18:20::/43
240e:18:40::/48
240e:18:42::/48
240e:18:45::/48
240e:18:46::/47
240e:18:48::/45
240e:18:51::/48
240e:18:52::/47
240e:18:54::/46
240e:18:58::/45
240e:18:60::/43
240e:18:80::/41
240e:18:100::/40
240e:18:200::/39
240e:18:400::/38
240e:18:800::/37
240e:18:1000::/36
240e:18:2000::/35
240e:18:4000::/34
240e:18:8000::/33
240e:19::/32
240e:2e::/33
240e:58::/33
240e:58:8000::/34
240e:58:c000::/36
240e:58:d000::/36
240e:58:e000::/35
240e:59::/33
240e:e0::/32
240e:e1::/36
240e:e1:9100::/40
240e:e1:9700::/40
240e:e1:9800::/40
240e:e1:9c00::/39
240e:e1:9e00::/40
240e:e1:c300::/40
240e:e1:c400::/38
240e:e1:c800::/37
240e:e1:d000::/40
240e:e1:d101::/48
240e:e1:d102::/47
240e:e1:d104::/46
240e:e1:d108::/45
240e:e1:d110::/44
240e:e1:d120::/43
240e:e1:d140::/42
240e:e1:d180::/41
240e:e1:d200::/39
240e:e1:d400::/38
240e:e1:d800::/37
240e:e1:e000::/36
240e:e1:f000::/40
240e:e1:f400::/38
240e:e1:f800::/40
240e:e1:fa00::/40
240e:e1:fc00::/38
240e:e2::/35
240e:e3:8000::/33
240e:e5:8000::/37
240e:e5:8800::/38
240e:e5:8c00::/39
240e:e5:8e00::/48
240e:e5:8e01::/48
240e:e5:8e02::/47
240e:e5:8e04::/46
240e:e5:8e08::/45
240e:e5:8e10::/44
240e:e5:8e20::/43
240e:e5:8e40::/42
240e:e5:8e80::/41
240e:e5:8f00::/40
240e:e5:9000::/36
240e:e5:a000::/35
240e:e5:c000::/34
240e:e6::/36
240e:e6:1000::/36
240e:e6:2000::/35
240e:e6:4000::/34
240e:e6:8000::/33
240e:106:c000::/34
240e:108:11a1::/48
240e:108:11a2::/48
240e:108:4021::/48
240e:108:4022::/48
240e:108:4821::/48
240e:108:4822::/48
240e:146:c000::/34
240e:186:c000::/34
240e:1c6:c000::/34
240e:26c::/30
240e:388::/29
240e:46c::/30
240e:56c::/30
240e:688::/38
240e:688:400::/39
240e:688:600::/40
240e:688:700::/40
240e:688:800::/37
240e:688:1000::/36
240e:688:2000::/35
240e:688:4000::/34
240e:688:8000::/34
240e:688:c000::/35
240e:688:e000::/38
240e:688:e400::/39
240e:688:e600::/43
240e:688:e620::/43
240e:688:e640::/42
240e:688:e680::/41
240e:688:e700::/40
240e:688:e800::/38
240e:688:ec00::/40
240e:688:ed01::/48
240e:688:ed02::/48
240e:688:ed03::/48
240e:688:ed04::/46
240e:688:ed08::/45
240e:688:ed10::/44
240e:688:ed20::/43
240e:688:ed40::/42
240e:688:ed80::/41
240e:688:ee00::/39
240e:688:f000::/36
240e:689::/32
240e:68a::/31
240e:68c::/30
240e:788::/29
240e:96c::/30

Other ASNs named China Telecom (Group)

3 other networks use the same organisation name; together with AS4812 they announce 9,109,248 IPv4 addresses.

ASNNameIPv4 addresses

AS4811CHINANET-SHANGHAI-MAN - China Telecom (Group) CN968,192

AS4835CHINANET-IDC-SN - China Telecom (Group) CN210,432

AS4816CHINANET-IDC-GD - China Telecom (Group) CN48,128

Similar-sized networks in China

ASNNameIPv4 addresses

AS9808#3 CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd.17,288,448

AS4538#4 ERX-CERNET-BKB - China Education and Research Network Center16,445,696

AS37963#5 ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.9,425,920

AS4808#7 CHINA169-BJ - China Unicom Beijing Province Network7,176,704

AS45090#8 TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited6,189,824

AS45102#9 ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd.5,571,840

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