CESNET z.s.p.o.
Czechia
CZ
21
announced
849,920
0 IPv6
RIPE
regional registry
Prefix size breakdown
Distribution of the 21 BGP prefixes announced by AS2852 grouped by CIDR length.
/15
3
/16
6
/17
1
/19
2
/20
2
/21
1
/22
3
/23
1
/24
2
First: 78.128.128.0/17 · Last: 195.178.64.0/19
Top cities by IPv4 footprint
Cities where AS2852's prefixes resolve, weighted by address count.
Prague
Prague, CZ
24.0%
Liberec
Liberec Region, CZ
15.7%
Podolí
South Moravian, CZ
15.7%
Příbram
Central Bohemia, CZ
7.8%
Pilsen
Plzeň Region, CZ
7.8%
Announced prefixes
21 prefixes
Other ASNs in Czechia
- AS5610O2 Czech Republic, a.s.47
- AS16019Vodafone Czech Republic a.s.46
- AS13036T-Mobile Czech Republic a.s.34
- AS30764PODA a.s.13
- AS42908O2 Czech Republic, a.s.35
- AS2571DHL Information Services Europe s.r.o45
- AS16246O2 Czech Republic, a.s.13
- AS44546ALFA TELECOM s.r.o.94
- AS25512CD-Telematika a.s.11
- AS197451Brno University of Technology10
Verify on third-party BGP tools
Cross-check AS2852 on public looking-glass and BGP-data sites.
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