AS513 CERN 🇨🇭 CH
CERN - European Organization for Nuclear Research. Announcing 22 prefixes, seen at the RIS collectors.
IPv4 prefixes
20
354,816 (1,386 × /24)
IPv6 prefixes
2
2 × /32
Upstreams
5
transit providers observed
Peers
3
settlement-free adjacencies
Downstreams
5
transit customers observed
Customer cone
19
ASes reachable through it
Registry and operator data
- AS number
- AS513
- Name
- CERN
- Organisation
- CERN
- Country
- 🇨🇭 CH
- RIR
- RIPENCC
- Allocated
- 1992-11-17
- Network type
- Non-Profit
- Traffic levels
- 200-300Gbps
- Scope
- Europe
- Peering policy
- Open
- IRR as-set
- AS-CERNEXT
- Website
- https://home.cern
- Looking glass
- http://lg.cern.ch/
- PeeringDB
- net/3365
- Exchanges
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS174 Cogent Communications, LLC | 🇺🇸 US | 65,669 | 3,990 | 131 | CAIDA |
| AS20965 GEANT Vereniging | 🇳🇱 NL | 923 | 2 | 33 | CAIDA |
| AS6730 Sunrise GmbH | 🇨🇭 CH | 356 | 155 | 48 | CAIDA |
| AS25091 IP-Max SA | 🇨🇭 CH | 171 | 25 | 494 | CAIDA |
| AS29222 Infomaniak Network SA | 🇨🇭 CH | 43 | 33 | 150 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 53,605 | 236 | 139 | CAIDA |
| AS21320 GEANT Vereniging | 🇳🇱 NL | 944 | 1 | 212 | CAIDA |
| AS1103 SURF B.V. | 🇳🇱 NL | 30 | 99 | 23 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS20940 Akamai International B.V. | 🇳🇱 NL | 14 | 3,948 | 77 | CAIDA |
| AS48751 United Nations Logistics Base | 🇮🇹 IT | 0 | 3 | 79 | CAIDA |
| AS28810 World Health Organization (WHO) | 🇨🇭 CH | 0 | 2 | 60 | CAIDA |
| AS21449 Etat de Genève (Canton of Geneva) | 🇨🇭 CH | 0 | 18 | 49 | CAIDA |
| AS12654 RIPE NCC - RIS | 🇳🇱 NL | 0 | 16 | 11 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.