AS17638 is an AS number assigned to ASN for TIANJIN Provincial Net of CT. Country or region: China.

OrganizationASN for TIANJIN Provincial Net of CT
Registered nameCHINATELECOM-TJ-AS-AP
CountryChina (CN)
IPv4 addresses583,680
IPv4 ranges119
IPv6 ranges47
RegistrationLook up the holder and the abuse contact in IP Lookup

AS numbers: China

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
36.106.0.0/16 65,536 Check if your IP is in this range
42.80.0.0/16 65,536 Check if your IP is in this range
106.47.0.0/16 65,536 Check if your IP is in this range
180.212.0.0/16 65,536 Check if your IP is in this range
221.238.128.0/17 32,768 Check if your IP is in this range
221.239.0.0/17 32,768 Check if your IP is in this range
42.122.64.0/18 16,384 Check if your IP is in this range
42.122.128.0/18 16,384 Check if your IP is in this range
123.150.0.0/18 16,384 Check if your IP is in this range
180.213.128.0/18 16,384 Check if your IP is in this range
42.122.224.0/19 8,192 Check if your IP is in this range
123.150.96.0/19 8,192 Check if your IP is in this range
123.150.128.0/19 8,192 Check if your IP is in this range
180.213.192.0/19 8,192 Check if your IP is in this range
219.150.32.0/19 8,192 Check if your IP is in this range
219.150.64.0/19 8,192 Check if your IP is in this range
221.238.0.0/19 8,192 Check if your IP is in this range
221.238.96.0/19 8,192 Check if your IP is in this range
42.122.0.0/20 4,096 Check if your IP is in this range
42.122.32.0/20 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.