Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 2852 |
| Name | CESNET2 |
| Organization | CESNET z.s.p.o. |
| Country | Czechia
|
| Registry | RIPE NCC |
| IPv4 addresses | 858,368 |
| IPv6 /64 networks | 1.13 x 235 |
| Prefixes | 29 |
Other ASN allocated to CESNET z.s.p.o.
IPv4 Prefixes for AS2852 - showing the first 20 of 27 networks
| Network |
Location |
Addresses |
| 146.102.0.0/16 |
CESNET z.s.p.o. |
Prague (Praha 3-Žižkov) |
65,536 |
| 147.228.0.0/16 |
CESNET z.s.p.o. |
Pilsen (Plzeň) |
65,536 |
| 147.230.0.0/16 |
CESNET z.s.p.o. |
Liberec |
65,536 |
| 147.230.17.0/24 |
CESNET z.s.p.o. |
Liberec |
256 |
| 147.231.0.0/16 |
CESNET z.s.p.o. |
Old Town |
65,536 |
| 147.251.0.0/16 |
CESNET z.s.p.o. |
Brno |
65,536 |
| 147.32.0.0/16 |
CESNET z.s.p.o. |
Prague |
65,536 |
| 147.33.0.0/16 |
Cvut-Tcz + Vscht-Tcz |
Prague |
65,536 |
| 158.194.0.0/16 |
CESNET z.s.p.o. |
Olomouc |
65,536 |
| 158.196.0.0/16 |
CESNET z.s.p.o. |
Ostrava |
65,536 |
| 160.216.0.0/16 |
CESNET z.s.p.o. |
Brno střed |
65,536 |
| 160.217.0.0/16 |
Unob-Tcz + Jcu-Tcz |
České Budějovice |
65,536 |
| 185.8.160.0/22 |
CESNET z.s.p.o. |
Prague |
1,024 |
| 193.84.104.0/22 |
CESNET z.s.p.o. |
Prague |
1,024 |
| 193.84.116.0/23 |
Institute of Chemical Process Fundamentals of the CAS |
Prague (Praha-Lysolaje) |
512 |
| 193.84.160.0/20 |
CESNET z.s.p.o. |
Husinec |
4,096 |
| 193.84.192.0/19 |
Opf Slu-T34Cz |
Opava |
8,192 |
| 193.84.192.0/20 |
Opf Slu-T34Cz |
Opava |
4,096 |
| 193.84.208.0/20 |
Opf Slu-T34Cz |
Opava |
4,096 |
| 193.84.32.0/20 |
CESNET z.s.p.o. |
Prague (Praha-Suchdol) |
4,096 |