Summary

Country
FR France
Organization Credit Agricole Corporate And Investment Bank SA
Domain colt.net
Number of IPv4 69,376
Number of IPv6 0
AS Type Business
Registry RIPE NCC
Allocated February 11, 2002 (about 24 years ago)
Updated December 02, 2022 (about 3 years ago)

IP Ranges

AS21137 announces 15 IPv4 ranges and 0 IPv6 range.

That's a total of 69,376 IPv4 address and 0 IPv6 address.

Prefix Organization Size Registry Status
145.248.0.0/16
FR Ca-cib International Network
65,536 RIPE NCC LEGACY
145.248.192.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.193.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.194.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.195.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.196.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.197.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.198.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
145.248.199.0/24
GB Internet for UK
256 RIPE NCC LEGACY
145.248.202.0/23
GB Internet for UK
512 RIPE NCC LEGACY
145.248.204.0/24
FR Ca-cib International Network
256 RIPE NCC LEGACY
194.4.140.0/24
FR Credit Agricole Corporate And Investment Bank SA
256 RIPE NCC ASSIGNED PI
194.4.141.0/24
FR Credit Agricole Corporate And Investment Bank SA
256 RIPE NCC ASSIGNED PI
194.4.142.0/24
FR Credit Agricole Corporate And Investment Bank SA
256 RIPE NCC ASSIGNED PI
194.4.143.0/24
FR Credit Agricole Corporate And Investment Bank SA
256 RIPE NCC ASSIGNED PI

Peers

AS21137 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

AS21137 connects to the global Internet via at least 2 upstream providers. In this setup, AS21137 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS21137 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.

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