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AS149178
AS149178 China Telecom
CT-HEFEI-NANGANG-IDC - China Telecom · registered in China
IPv4 addresses 16,384 6 prefixes · <0.001% of announced IPv4
Rank in China #208 largest network in CN by IPv4 space, of 601 · <0.01% of CN
Rank worldwide #6,953 of 79,396 networks with IPv4
IPv6 4,626 x /48 6 prefixes
Country China 5,117 ASNs registered there
IPv4 prefixes
All 6 prefixes, in address order.
223.244.0.0/20 223.244.16.0/22 223.244.20.0/23 223.244.22.0/23 223.244.24.0/21 223.244.32.0/19
IPv6 prefixes
All 6 prefixes.
240e:6:d1a0::/44 240e:108:1153::/48 240e:108:1154::/48 240e:95a:4000::/36 240e:982:5300::/40 240e:982:5400::/40
Other ASNs named China Telecom
35 other networks use the same organisation name; together with AS149178 they announce 877,568 IPv4 addresses. Largest 30 shown.
ASN Name IPv4 addresses
AS141739 CT-CHONGQING-MAN2-AP - China Telecom CN 125,952 AS135089 CHINANET-Guangzhou-Southbase-IDC - China Telecom CN 120,576 AS140527 CHINANET-ANHUI-WUHU-IDC - China Telecom CN 98,560 AS151185 CT-XIANGYANG-IDC2 - China Telecom CN 83,968 AS141771 CHINANET-HEBEI-ZHANGJIAKOU-MAN - China Telecom CN 59,904 AS138169 ASEAN-INTERNATIONAL-INFORMATION-GARDEN-IDC - China Telecom CN 55,296 AS141998 CHINANET-LANZHOU-IDC - China Telecom CN 54,272 AS146966 CHINANET-YANGZHOUNORTH-IDC - China Telecom CN 38,400 AS151823 CT-Centralsouth-China-IIP - China Telecom CN 32,768 AS148981 CHINANET-HUBEI-SHIYAN-IDC - China Telecom CN 25,856 AS132225 CHINATELECOM-QINGHAI-5G-NETWORK - China Telecom CN 20,992 AS134425 CHINANET-HEFEI-QIMENLU-IDC - China Telecom CN 19,456 AS149837 ChinaNet-JX-Yunhe-IDC - China Telecom CN 16,384 AS140636 CHINANET-IOT-BEIJING - China Telecom CN 14,848 AS140638 CHINANET-IOT-SICHUAN - China Telecom CN 14,848 AS142404 CHINANET-AS-AP - China Telecom CN 10,240 AS147038 CHINANET-QINGYANG-IDC - China Telecom CN 10,240 AS150145 CHINANET-HUBEI-SANXIA-IDC - China Telecom CN 8,448 AS148969 CHINANET-JIANGXI-LINKONG-IDC - China Telecom CN 8,192 AS132536 CHINANET-TIANJIN-MAN-NEW - China Telecom CN 6,400 AS138991 CHINATELECOM-GUANGXI-LIUZHOU-IDC - China Telecom CN 5,632 AS142608 ChinaNet-Anhui-Bengbu-IDC - China Telecom CN 4,864 AS151397 CT-eSurfingCloud-CDN - China Telecom CN 4,864 AS141006 CT-NEIMENGGU-WULANCHABU-MAN - China Telecom CN 4,096 AS132833 CHINANET-ANHUI-WUHU-NEWIDC - China Telecom CN 4,096 AS140903 CHINANET-HEBEI-BAODING-MAN - CHINA TELECOM CN 4,096 AS138570 CT-Anqing-IDC - China Telecom CN 2,304 AS132437 CHINANET-HUAIBEI-IDC - China Telecom CN 2,048 AS149979 ChinaNet-Hunan-Across-region-IDC - China Telecom CN 1,280 AS58518 CHINATELECOM-CDMANetwork-BG-Guangzhou - China Telecom CN 1,280
Similar-sized networks in China
ASN Name IPv4 addresses
AS137699 #205 CHINATELECOM-Jiangsu-Suqian-IDC - CHINATELECOM Jiangsu Suqian IDC network16,896 AS151229 #206 SAUNET - Shenyang Aerospace University16,896 AS134772 #207 ChinaNet-Guangdong-Dongguan-MAN - CHINANET Guangdong province Dongguan MAN network16,384 AS149837 #209 ChinaNet-JX-Yunhe-IDC - China Telecom16,384 AS24348 #210 CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua University16,384 AS23842 #211 SZINC-AS-AP - Shenzhen Information and Network Center16,384
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