AS58541 Qingdao,266000

CHINATELECOM-SHANDONG-QINGDAO-IDC - Qingdao,266000 · registered in China

IPv4 addresses80,89653 prefixes · 0.003% of announced IPv4

Rank in China#112largest network in CN by IPv4 space, of 601 · 0.03% of CN

Rank worldwide#2,186of 79,396 networks with IPv4

IPv610,240 x /483 prefixes

CountryChina5,117 ASNs registered there

Open AS58541 in ASN lookup Look up an IP in this network (58.56.161.1) All networks in China

IPv4 prefixes

All 53 prefixes, in address order.

58.56.161.0/24
58.56.163.0/24
58.58.33.0/24
58.58.34.0/24
103.37.100.0/22
103.64.24.0/21
103.64.140.0/22
103.64.144.0/22
103.64.152.0/22
103.64.208.0/22
103.81.48.0/22
103.88.36.0/22
103.105.60.0/22
103.203.96.0/22
103.222.216.0/22
103.239.224.0/22
140.249.0.0/23
140.249.2.0/24
140.249.4.0/23
140.249.6.0/24
140.249.8.0/21
140.249.16.0/24
140.249.18.0/23
140.249.20.0/22
140.249.25.0/24
140.249.26.0/23
140.249.30.0/23
140.249.32.0/20
140.249.48.0/21
140.249.56.0/22
140.249.60.0/23
140.249.160.0/19
140.249.192.0/19
150.138.96.0/23
150.138.98.0/24
150.138.100.0/22
150.138.104.0/21
150.138.112.0/21
150.138.120.0/22
150.138.124.0/23
150.138.128.0/22
150.138.132.0/23
150.138.134.0/24
150.138.136.0/21
150.138.144.0/20
150.138.160.0/19
150.139.192.0/19
211.155.116.0/22
211.155.120.0/21
219.146.68.0/24
219.146.94.0/24
219.146.244.0/24
219.146.248.0/24

IPv6 prefixes

All 3 prefixes.

240e:e:b000::/37
240e:944::/36
240e:944:3000::/36

Similar-sized networks in China

ASNNameIPv4 addresses

AS134238#109 CT-Jiangxi-IDC - CHINANET Jiangx province IDC network83,712

AS137702#110 CHINATELECOM-JIANGSU-NANJING-IDC - Nanjing, Jiangsu Province, P.R.China.82,432

AS55992#111 QIHOO - Beijing Qihu Technology Company Limited82,432

AS137697#113 CHINATELECOM-JiangSu-YangZhou-IDC - CHINATELECOM JiangSu YangZhou IDC networkdescr: YangZhou , Jiangsu Province, P.R.China.79,616

AS17969#114 CNT - ChongQing Broadcast & TV Transfer Network Co. Ltd75,520

AS138421#115 CU-CN-AS - China Unicom75,008

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