AS39563

Summary

Country	Netherlands
Organization	Cta Systems B.V.
Domain	ucsystems.nl
Number of IPv4	2,304
Number of IPv6	7.1305× 1029
AS Type	Hosting
Registry	RIPE NCC
Allocated	November 10, 2017 (about 7 years ago)
Updated	June 25, 2021 (about 3 years ago)

IP Ranges

AS39563 announces 9 IPv4 ranges and 2 IPv6 ranges.

That's a total of 2,304 IPv4 addresses and 7.1305× 10²⁹ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
85.8.131.0/24	Cta Systems B.V.	256	RIPE NCC	ALLOCATED PA
185.80.8.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.80.9.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.80.10.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.80.11.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.231.16.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.231.17.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.231.18.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA
185.231.19.0/24	Uc Systems Colo	256	RIPE NCC	LIR-PARTITIONED PA

Prefix	Organization	Size	Registry	Status
2a0c:3900::/29	Uc Systems Colo	6.3383× 1029	RIPE NCC	ALLOCATED-BY-LIR
2a0c:3900::/32	Uc Systems Colo	7.9228× 1028	RIPE NCC	ALLOCATED-BY-LIR

Peers

AS39563 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

AS39563 connects to the global Internet via at least 2 upstream providers. In this setup, AS39563 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS39563 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS39563's role in extending Internet access beyond its own infrastructure.