AS17623 is an AS number assigned to China Unicom Shenzen network. Country or region: China.

OrganizationChina Unicom Shenzen network
Registered nameCNCGROUP-SZ
CountryChina (CN)
IPv4 addresses456,960
IPv4 ranges149
IPv6 ranges317
RegistrationLook up the holder and the abuse contact in IP Lookup

AS numbers: China

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
27.38.0.0/16 65,536 Check if your IP is in this range
163.125.0.0/16 65,536 Check if your IP is in this range
27.46.0.0/17 32,768 Check if your IP is in this range
58.250.192.0/18 16,384 Check if your IP is in this range
58.251.192.0/18 16,384 Check if your IP is in this range
210.21.192.0/18 16,384 Check if your IP is in this range
27.39.32.0/19 8,192 Check if your IP is in this range
58.250.32.0/19 8,192 Check if your IP is in this range
58.250.160.0/19 8,192 Check if your IP is in this range
58.251.0.0/19 8,192 Check if your IP is in this range
58.251.160.0/19 8,192 Check if your IP is in this range
112.95.32.0/19 8,192 Check if your IP is in this range
112.95.96.0/19 8,192 Check if your IP is in this range
112.95.160.0/19 8,192 Check if your IP is in this range
112.95.192.0/19 8,192 Check if your IP is in this range
157.122.0.0/19 8,192 Check if your IP is in this range
202.170.128.0/19 8,192 Check if your IP is in this range
58.250.16.0/20 4,096 Check if your IP is in this range
58.250.64.0/20 4,096 Check if your IP is in this range
58.250.96.0/20 4,096 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.