AS23842 Shenzhen Information and Network Center

SZINC-AS-AP - Shenzhen Information and Network Center · registered in China

IPv4 addresses16,38416 prefixes · <0.001% of announced IPv4

Rank in China#211largest network in CN by IPv4 space, of 601 · <0.01% of CN

Rank worldwide#7,023of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryChina5,117 ASNs registered there

Open AS23842 in ASN lookup Look up an IP in this network (203.91.32.1) All networks in China

IPv4 prefixes

All 16 prefixes, in address order.

203.91.32.0/20
203.91.48.0/22
203.91.52.0/23
203.91.54.0/23
203.91.56.0/21
203.175.128.0/23
203.175.130.0/23
203.175.132.0/22
203.175.136.0/23
203.175.138.0/23
203.175.140.0/22
203.175.144.0/22
203.175.148.0/24
203.175.149.0/24
203.175.150.0/23
203.175.152.0/21

Similar-sized networks in China

ASNNameIPv4 addresses

AS149178#208 CT-HEFEI-NANGANG-IDC - China Telecom16,384

AS149837#209 ChinaNet-JX-Yunhe-IDC - China Telecom16,384

AS24348#210 CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua University16,384

AS63590#212 HEBBTN - Hebei Broadcasting&TV Network16,384

AS131562#213 HNCATV - HUNAN CATV Network Group CO.,LTD.16,128

AS24369#214 CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast University15,360

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