AS55999 Shanghai Sakura Communications Co., Ltd.,

SAKURA-TELECOM - Shanghai Sakura Communications Co., Ltd., · registered in China

IPv4 addresses12,2882 prefixes · <0.001% of announced IPv4

Rank in China#225largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#8,263of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryChina5,117 ASNs registered there

Open AS55999 in ASN lookup Look up an IP in this network (43.240.160.1) All networks in China

IPv4 prefixes

All 2 prefixes, in address order.

43.240.160.0/19
103.36.176.0/20

Similar-sized networks in China

ASNNameIPv4 addresses

AS24151#222 CNNIC-CRITICAL-AP - China Internet Network Infomation Center13,056

AS134770#223 CHINANET-JIANGSU-SUZHOU-TAIHU-IDC - CHINANET Jiangsu province Suzhou taihu IDC network13,056

AS9809#224 NovaNetwork - SHENZHEN NOVA TECHNOLOGIES DEVELOPMENT.,LTD.12,800

AS58026#226 JiufuNetwork Xiamen Jiufu Network Co., Ltd.12,288

AS59223#227 CT-Qinghai-IDC - CHINANET Qinghai province IDC network12,032

AS137753#228 JD - Beijing Jingdong Shangke Information Technology Co. Ltd.11,776

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