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AS140636 China Telecom

CHINANET-IOT-BEIJING - China Telecom · registered in China

IPv4 addresses14,84829 prefixes · <0.001% of announced IPv4
Rank in China#215largest network in CN by IPv4 space, of 601 · <0.01% of CN
Rank worldwide#7,381of 79,396 networks with IPv4
IPv63,520 x /4840 prefixes
CountryChina5,117 ASNs registered there
Open AS140636 in ASN lookup Look up an IP in this network (115.170.218.1) All networks in China

IPv4 prefixes

All 29 prefixes, in address order.

  • 115.170.218.0/23
  • 117.61.16.0/23
  • 117.61.18.0/24
  • 117.61.20.0/23
  • 117.61.22.0/24
  • 117.61.24.0/23
  • 117.61.26.0/24
  • 117.61.28.0/23
  • 117.61.30.0/24
  • 117.61.32.0/24
  • 117.61.35.0/24
  • 117.61.36.0/24
  • 117.61.38.0/23
  • 117.61.40.0/23
  • 117.61.44.0/24
  • 117.61.49.0/24
  • 117.61.50.0/23
  • 117.61.52.0/22
  • 117.61.152.0/22
  • 117.61.158.0/23
  • 117.61.160.0/23
  • 117.61.162.0/24
  • 117.61.164.0/23
  • 117.61.167.0/24
  • 117.61.168.0/24
  • 117.61.176.0/23
  • 117.61.184.0/23
  • 117.61.192.0/21
  • 117.61.200.0/22

IPv6 prefixes

All 40 prefixes.

  • 240e:804::/41
  • 240e:804:80::/43
  • 240e:804:200::/40
  • 240e:804:300::/41
  • 240e:804:380::/42
  • 240e:804:3e0::/43
  • 240e:804:500::/40
  • 240e:804:600::/40
  • 240e:804:700::/41
  • 240e:804:780::/42
  • 240e:804:800::/42
  • 240e:804:840::/44
  • 240e:804:880::/42
  • 240e:804:8c0::/44
  • 240e:804:900::/42
  • 240e:804:940::/44
  • 240e:804:a00::/42
  • 240e:804:a40::/43
  • 240e:804:a80::/42
  • 240e:804:ac0::/43
  • 240e:804:b00::/42
  • 240e:804:b40::/44
  • 240e:804:b80::/42
  • 240e:804:bc0::/44
  • 240e:804:c00::/42
  • 240e:804:c40::/44
  • 240e:804:d00::/40
  • 240e:804:e00::/42
  • 240e:804:e40::/43
  • 240e:804:1100::/40
  • 240e:804:1400::/40
  • 240e:804:1580::/42
  • 240e:804:1640::/42
  • 240e:804:1700::/41
  • 240e:804:1780::/42
  • 240e:804:17c0::/43
  • 240e:804:1800::/41
  • 240e:804:1880::/42
  • 240e:804:18c0::/43
  • 240e:805:8000::/42

Other ASNs named China Telecom

35 other networks use the same organisation name; together with AS140636 they announce 877,568 IPv4 addresses. Largest 30 shown.

ASNNameIPv4 addresses
AS141739CT-CHONGQING-MAN2-AP - China Telecom CN125,952
AS135089CHINANET-Guangzhou-Southbase-IDC - China Telecom CN120,576
AS140527CHINANET-ANHUI-WUHU-IDC - China Telecom CN98,560
AS151185CT-XIANGYANG-IDC2 - China Telecom CN83,968
AS141771CHINANET-HEBEI-ZHANGJIAKOU-MAN - China Telecom CN59,904
AS138169ASEAN-INTERNATIONAL-INFORMATION-GARDEN-IDC - China Telecom CN55,296
AS141998CHINANET-LANZHOU-IDC - China Telecom CN54,272
AS146966CHINANET-YANGZHOUNORTH-IDC - China Telecom CN38,400
AS151823CT-Centralsouth-China-IIP - China Telecom CN32,768
AS148981CHINANET-HUBEI-SHIYAN-IDC - China Telecom CN25,856
AS132225CHINATELECOM-QINGHAI-5G-NETWORK - China Telecom CN20,992
AS134425CHINANET-HEFEI-QIMENLU-IDC - China Telecom CN19,456
AS149178CT-HEFEI-NANGANG-IDC - China Telecom CN16,384
AS149837ChinaNet-JX-Yunhe-IDC - China Telecom CN16,384
AS140638CHINANET-IOT-SICHUAN - China Telecom CN14,848
AS142404CHINANET-AS-AP - China Telecom CN10,240
AS147038CHINANET-QINGYANG-IDC - China Telecom CN10,240
AS150145CHINANET-HUBEI-SANXIA-IDC - China Telecom CN8,448
AS148969CHINANET-JIANGXI-LINKONG-IDC - China Telecom CN8,192
AS132536CHINANET-TIANJIN-MAN-NEW - China Telecom CN6,400
AS138991CHINATELECOM-GUANGXI-LIUZHOU-IDC - China Telecom CN5,632
AS142608ChinaNet-Anhui-Bengbu-IDC - China Telecom CN4,864
AS151397CT-eSurfingCloud-CDN - China Telecom CN4,864
AS141006CT-NEIMENGGU-WULANCHABU-MAN - China Telecom CN4,096
AS132833CHINANET-ANHUI-WUHU-NEWIDC - China Telecom CN4,096
AS140903CHINANET-HEBEI-BAODING-MAN - CHINA TELECOM CN4,096
AS138570CT-Anqing-IDC - China Telecom CN2,304
AS132437CHINANET-HUAIBEI-IDC - China Telecom CN2,048
AS149979ChinaNet-Hunan-Across-region-IDC - China Telecom CN1,280
AS58518CHINATELECOM-CDMANetwork-BG-Guangzhou - China Telecom CN1,280

Similar-sized networks in China

ASNNameIPv4 addresses
AS63590#212 HEBBTN - Hebei Broadcasting&TV Network16,384
AS131562#213 HNCATV - HUNAN CATV Network Group CO.,LTD.16,128
AS24369#214 CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast University15,360
AS140638#216 CHINANET-IOT-SICHUAN - China Telecom14,848
AS23848#217 PINGANCOM - Shenzhen Ping An Communication Technology Co.,Ltd14,848
AS45110#218 CBCnet - Beijing Tian Wei Xin Tong technology corp. limited.14,848

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