AS2852 CESNET z.s.p.o. 🇨🇿 CZ
Announcing 27 prefixes, seen at the RIS collectors.
IPv4 prefixes
26
858,112 (3,352 × /24)
IPv6 prefixes
1
8 × /32
Upstreams
9
transit providers observed
Peers
23
settlement-free adjacencies
Downstreams
18
transit customers observed
Customer cone
33
ASes reachable through it
Registry and operator data
- AS number
- AS2852
- Name
- CESNET z.s.p.o.
- Organisation
- CESNET
- Country
- 🇨🇿 CZ
- RIR
- RIPENCC
- Allocated
- 1993-12-20
- Network type
- Educational/Research
- Traffic levels
- 500-1000Gbps
- Scope
- Europe
- Peering policy
- Selective
- IRR as-set
- AS2852:AS-CESNET-GOOGLE
- Website
- https://www.cesnet.cz
- Looking glass
- https://lg.cesnet.cz
- PeeringDB
- net/660
- Exchanges
- 3
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Internet exchange presence
From PeeringDB, which networks maintain themselves
| Exchange | City | Country | IPv4 | IPv6 | Speed | Route server |
|---|---|---|---|---|---|---|
| AMS-IX | Amsterdam | 🇳🇱 NL | 80.249.209.106 | 2001:7f8:1::a500:2852:1 | 20 G | yes |
| DE-CIX Frankfurt | Frankfurt | 🇩🇪 DE | 80.81.194.214 | 2001:7f8::b24:0:1 | 30 G | no |
| NIX.CZ | Prague | 🇨🇿 CZ | 91.210.16.190 | 2001:7f8:14::1:2 | 200 G | yes |
| NIX.CZ | Prague | 🇨🇿 CZ | 91.210.16.191 | 2001:7f8:14::1:1 | 200 G | yes |