AS24349 CERNET2 IX at Peking University

CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking University · registered in China

IPv4 addresses65,2808 prefixes · 0.002% of announced IPv4

Rank in China#135largest network in CN by IPv4 space, of 601 · 0.02% of CN

Rank worldwide#3,464of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryChina5,117 ASNs registered there

Open AS24349 in ASN lookup Look up an IP in this network (115.27.0.1) All networks in China

IPv4 prefixes

All 8 prefixes, in address order.

115.27.0.0/17
115.27.128.0/18
115.27.192.0/19
115.27.224.0/20
115.27.240.0/21
115.27.248.0/22
115.27.252.0/23
115.27.255.0/24

IPv6 prefixes

All 1 prefix.

2401:ec00::/32

Similar-sized networks in China

ASNNameIPv4 addresses

AS45075#132 CRI - China Central Television65,536

AS45083#133 BGTELECOM - China UNICOM, Beijing Branch65,536

AS45113#134 DTcoal - Shanxi Datong Coal Group Communication Co., Ltd65,536

AS24357#136 CNGI-GZ-IX-AS-AP - CERNET2 IX at South China University of Technology65,280

AS17789#137 CNCGROUP-SH-IDC - CNCGROUP IP network of ShangHai IDC65,280

AS59078#138 YUNIFY-NET - Yunify Technologies Inc.63,488

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