AS7497 is an AS number assigned to Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS). Country or region: China.

OrganizationComputer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
Registered nameCSTNET-AS-AP
CountryChina (CN)
IPv4 addresses867,840
IPv4 ranges24
IPv6 ranges3
RegistrationLook up the holder and the abuse contact in IP Lookup

AS numbers: China

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
49.210.0.0/15 131,072 Check if your IP is in this range
101.252.0.0/15 131,072 Check if your IP is in this range
119.78.0.0/15 131,072 Check if your IP is in this range
124.16.0.0/15 131,072 Check if your IP is in this range
223.192.0.0/15 131,072 Check if your IP is in this range
159.226.0.0/16 65,536 Check if your IP is in this range
60.245.128.0/17 32,768 Check if your IP is in this range
210.72.0.0/17 32,768 Check if your IP is in this range
210.73.0.0/18 16,384 Check if your IP is in this range
210.72.128.0/19 8,192 Check if your IP is in this range
210.75.224.0/19 8,192 Check if your IP is in this range
210.76.192.0/19 8,192 Check if your IP is in this range
210.77.0.0/19 8,192 Check if your IP is in this range
210.77.64.0/19 8,192 Check if your IP is in this range
113.130.96.0/20 4,096 Check if your IP is in this range
202.127.16.0/20 4,096 Check if your IP is in this range
202.127.144.0/20 4,096 Check if your IP is in this range
113.130.112.0/21 2,048 Check if your IP is in this range
202.122.32.0/21 2,048 Check if your IP is in this range
202.127.0.0/21 2,048 Check if your IP is in this range

AS numbers of a similar size

About the data

Compiled by this site from publicly available internet registry assignment information and IP address range data. The data date is the build date of the data when the content of this page last changed. Adjacent ranges are merged and expressed as CIDR blocks, so they may differ from the routes actually announced.

This product includes GeoLite2 data created by MaxMind, available from https://www.maxmind.com.