AS513
CERN - European Organization for Nuclear Research Unknown registered in Switzerland
20IPv4 prefixes
2IPv6 prefixes
100%RPKI-valid
#3,315AS Rank
327/327RIS visibility
#36Rank in Switzerland
1992-11-17Allocated
CERN - European Organization for Nuclear Research (AS513) — Unknown, registered in Switzerland. announces 20 IPv4 prefixes + 2 IPv6 prefixes. Rank in Switzerland: #36. Allocated: 1992-11-17.
IPv4 20IPv6 2
Announced prefixes · 22
- v4 128.141.0.0/16 valid
- v4 128.142.0.0/16 valid
- v4 137.138.0.0/16 valid
- v4 185.249.56.0/22 valid
- v4 188.184.0.0/16 valid
- v4 188.185.0.0/16 valid
- v4 192.16.155.0/24 valid
- v4 192.16.156.0/22 valid
- v4 192.16.160.0/22 valid
- v4 192.16.164.0/23 valid
- v4 192.16.166.0/24 valid
- v4 192.65.183.0/24 valid
- v4 192.65.184.0/21 valid
- v4 192.65.192.0/22 valid
- v4 192.65.196.0/23 valid
- v4 192.91.236.0/22 valid
- v4 192.91.240.0/22 valid
- v4 192.91.244.0/23 valid
- v4 192.91.246.0/24 valid
- v4 194.12.128.0/18 valid
- v6 2001:1458::/32 valid
- v6 2001:1459::/32 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 20 IPv4 · 2 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 22 |
| 2026-06-13 | 22 |
| 2026-06-14 | 22 |
Internet Exchanges · 1
- CIXP Geneva 40 Gbps
AS topology · Customer cone 7
Providers · 6
Peers · 41
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