Residential proxies · Czech Republic
CESNET z.s.p.o. proxies
- Network
- AS2852
- Exits on this network
- 100% when asked for it
- Share of Czech Republic exits
- 7% without the filter
- Measured
- October 14, 2026
What a website sees
The first two things a site can look up about the visitor's IP.
- Announced by
- AS2852 CESNET z.s.p.o.
- Reverse DNS
- …vsb.cz · most exits with a name
How sites tell a home address from a server: residential vs datacenter proxies.
Where these exits were
Cities the lookup placed them in, share of the exits on this network.
- Ostrava33%
- Prague30%
- Divec17%
- České Budějovice13%
- Liberec7%
Questions
- How do I get an IP on CESNET z.s.p.o.?
- Add -asn-2852 to your proxy username, together with the country: USER-country-cz-asn-2852. On October 14, 2026, 100% of the exits we got this way were on AS2852.
- What happens when no exit on this network is online?
- The gateway answers 465 instead of giving you another network. Retry, or drop the filter.
- What does a website see?
- An IP that AS2852 (CESNET z.s.p.o.) announces. Where these exits had a reverse-DNS name, it most often ended in vsb.cz.
- How much does it cost?
- $1 per GB, whichever network or country you ask for. No subscription, and unused bandwidth does not expire.