AS5610 is an AS number assigned to O2-CZECH-REPUBLIC O2 Czech Republic, a.s.. Country or region: Czechia.

OrganizationO2-CZECH-REPUBLIC O2 Czech Republic, a.s.
CountryCzechia (CZ)
IPv4 addresses1,540,608
IPv4 ranges47
IPv6 ranges38
RegistrationLook up the holder and the abuse contact in IP Lookup

AS numbers: Czechia

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
88.100.0.0/14 262,144 Check if your IP is in this range
90.180.0.0/14 262,144 Check if your IP is in this range
85.70.0.0/15 131,072 Check if your IP is in this range
85.160.0.0/15 131,072 Check if your IP is in this range
90.178.0.0/15 131,072 Check if your IP is in this range
109.80.0.0/15 131,072 Check if your IP is in this range
80.188.0.0/16 65,536 Check if your IP is in this range
83.208.0.0/16 65,536 Check if your IP is in this range
90.177.0.0/16 65,536 Check if your IP is in this range
160.218.0.0/16 65,536 Check if your IP is in this range
37.188.128.0/17 32,768 Check if your IP is in this range
90.176.128.0/17 32,768 Check if your IP is in this range
194.228.0.0/17 32,768 Check if your IP is in this range
85.193.0.0/18 16,384 Check if your IP is in this range
90.176.64.0/18 16,384 Check if your IP is in this range
194.228.192.0/18 16,384 Check if your IP is in this range
83.69.32.0/19 8,192 Check if your IP is in this range
88.83.160.0/19 8,192 Check if your IP is in this range
90.176.32.0/19 8,192 Check if your IP is in this range
91.191.96.0/19 8,192 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.

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