AS212237 PXNET Changgong Zhang

PXNET Changgong Zhang · registered in China

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in China#386largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#35,439of 79,396 networks with IPv4

IPv631 x /487 prefixes

CountryChina5,117 ASNs registered there

Open AS212237 in ASN lookup Look up an IP in this network (103.31.236.1) All networks in China

IPv4 prefixes

All 1 prefix, in address order.

103.31.236.0/22

IPv6 prefixes

All 7 prefixes.

2403:6380:10::/44
2403:6380:30::/47
2403:6380:32::/48
2403:6380:40::/48
2403:6380:42::/47
2602:f2dc:aa::/48
2602:feda:d20::/45

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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