AS2852 is an AS number assigned to CESNET2 CESNET z.s.p.o.. Country or region: Czechia.

OrganizationCESNET2 CESNET z.s.p.o.
CountryCzechia (CZ)
IPv4 addresses849,920
IPv4 ranges21
IPv6 ranges1

AS numbers: Czechia

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
147.32.0.0/15 131,072 Check if your IP is in this range
147.230.0.0/15 131,072 Check if your IP is in this range
160.216.0.0/15 131,072 Check if your IP is in this range
146.102.0.0/16 65,536 Check if your IP is in this range
147.228.0.0/16 65,536 Check if your IP is in this range
147.251.0.0/16 65,536 Check if your IP is in this range
158.194.0.0/16 65,536 Check if your IP is in this range
158.196.0.0/16 65,536 Check if your IP is in this range
195.113.0.0/16 65,536 Check if your IP is in this range
78.128.128.0/17 32,768 Check if your IP is in this range
193.84.192.0/19 8,192 Check if your IP is in this range
195.178.64.0/19 8,192 Check if your IP is in this range
193.84.32.0/20 4,096 Check if your IP is in this range
193.84.160.0/20 4,096 Check if your IP is in this range
193.84.56.0/21 2,048 Check if your IP is in this range
185.8.160.0/22 1,024 Check if your IP is in this range
193.84.80.0/22 1,024 Check if your IP is in this range
193.84.104.0/22 1,024 Check if your IP is in this range
193.84.116.0/23 512 Check if your IP is in this range
193.84.53.0/24 256 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.