Summary

Country
CH Switzerland
Organization Cern - European Organization for Nuclear Research
Domain cern.ch
Number of IPv4 354,816
Number of IPv6 1.5846× 1029
AS Type Education
Registry RIPE NCC
Allocated October 22, 2001 (about 23 years ago)
Updated February 17, 2022 (about 3 years ago)

IP Ranges

AS513 announces 20 IPv4 ranges and 2 IPv6 ranges.

That's a total of 354,816 IPv4 addresses and 1.5846× 1029 IPv6 addresses.

Prefix Organization Size Registry Status
128.141.0.0/16
CH Cern - European Organization for Nuclear Research
65,536 RIPE NCC LEGACY
128.142.0.0/16
CH Cern - European Organization for Nuclear Research
65,536 RIPE NCC LEGACY
137.138.0.0/16
CH Cern - European Organization for Nuclear Research
65,536 RIPE NCC LEGACY
185.249.56.0/22
CH datacentre-fabric-01
1,024 RIPE NCC ASSIGNED PA
188.184.0.0/16
CH VMs-for-LCG
65,536 RIPE NCC ASSIGNED PA
188.185.0.0/16
CH VMs-for-ITS
65,536 RIPE NCC ASSIGNED PA
192.16.155.0/24
CH Cern - European Organization for Nuclear Research
256 RIPE NCC LEGACY
192.16.156.0/22
CH Cern - European Organization for Nuclear Research
1,024 RIPE NCC LEGACY
192.16.160.0/22
CH Cern - European Organization for Nuclear Research
1,024 RIPE NCC LEGACY
192.16.164.0/23
CH Cern - European Organization for Nuclear Research
512 RIPE NCC LEGACY
192.16.166.0/24
CH Cern - European Organization for Nuclear Research
256 RIPE NCC LEGACY
192.65.183.0/24
CH Cern - European Organization for Nuclear Research
256 RIPE NCC LEGACY
192.65.184.0/21
CH Cern - European Organization for Nuclear Research
2,048 RIPE NCC LEGACY
192.65.192.0/22
CH Cern - European Organization for Nuclear Research
1,024 RIPE NCC LEGACY
192.65.196.0/23
CH Cern - European Organization for Nuclear Research
512 RIPE NCC LEGACY
192.91.236.0/22
CH Cern - European Organization for Nuclear Research
1,024 RIPE NCC LEGACY
192.91.240.0/22
CH Cern - European Organization for Nuclear Research
1,024 RIPE NCC LEGACY
192.91.244.0/23
CH Cern - European Organization for Nuclear Research
512 RIPE NCC LEGACY
192.91.246.0/24
CH Cern - European Organization for Nuclear Research
256 RIPE NCC LEGACY
194.12.128.0/18
CH Cern - European Organization for Nuclear Research
16,384 RIPE NCC ASSIGNED PI
Prefix Organization Size Registry Status
2001:1458::/32
CH Cern - European Organization for Nuclear Research
7.9228× 1028 RIPE NCC ALLOCATED-BY-RIR
2001:1459::/32
CH Cern - European Organization for Nuclear Research
7.9228× 1028 RIPE NCC ALLOCATED-BY-RIR

Peers

AS513 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

Upstreams

AS513 connects to the global Internet via at least 5 upstream providers. In this setup, AS513 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS513 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS513's role in extending Internet access beyond its own infrastructure.

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