AS216224 Tianjin-Tianzhan-Technology-Co-Ltd Tianjin Tianzhan Technology Co., Ltd.

Tianjin-Tianzhan-Technology-Co-Ltd Tianjin Tianzhan Technology Co., Ltd. · registered in China

IPv4 addresses1,2805 prefixes · <0.001% of announced IPv4

Rank in China#376largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#29,507of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryChina5,117 ASNs registered there

Open AS216224 in ASN lookup Look up an IP in this network (82.21.50.1) All networks in China

IPv4 prefixes

All 5 prefixes, in address order.

82.21.50.0/24
82.39.172.0/24
151.247.163.0/24
178.83.109.0/24
191.44.75.0/24

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AS140329#377 CHINATELECOM-FUJIAN-FUZHOU-5G-NETWORK - CHINATELECOM Fujian province Fuzhou 5G network1,024

AS56002#378 MCNNET - BEIJING MARINE COMMUNICATION AND NAVIGATION CO.1,024

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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