AS210352 YijiaXu Yijia Xu

YijiaXu Yijia Xu · registered in China

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in China#545largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#60,610of 79,396 networks with IPv4

IPv616 x /487 prefixes

CountryChina5,117 ASNs registered there

Open AS210352 in ASN lookup Look up an IP in this network (199.19.20.1) All networks in China

IPv4 prefixes

All 1 prefix, in address order.

199.19.20.0/24

IPv6 prefixes

All 7 prefixes.

2406:840:9178::/48
2602:f92a:a47d::/48
2a0f:1cc5:f00::/45
2a0f:1cc5:f08::/47
2a0f:1cc5:f10::/48
2a0f:1cc5:f12::/47
2a0f:1cc5:fff::/48

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AS138401#547 TUPLENET2-AS-AP - TupleTech Corporation256

AS137264#548 WINGMARK-AS-AP - Wingmark Matrix (Wuhan) Computer Systems Co Ltd256

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