AS15391

Summary

Country	Poland
Organization	Sysclay Sp. Z O. O.
Domain	sysclay.net
Number of IPv4	6,144
Number of IPv6	3.1691× 1030
AS Type	Hosting
Registry	RIPE NCC
Allocated	September 15, 2015 (about 9 years ago)
Updated	November 18, 2022 (about 2 years ago)

IP Ranges

AS15391 announces 7 IPv4 ranges and 6 IPv6 ranges.

That's a total of 6,144 IPv4 addresses and 3.1691× 10³⁰ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
45.145.208.0/22	Sysclay Sp. Z O. O.	1,024	RIPE NCC	ALLOCATED PA
45.146.44.0/22	Sysclay Ltd.	1,024	RIPE NCC	ASSIGNED PA
45.155.0.0/22	Sysclay Ltd.	1,024	RIPE NCC	ASSIGNED PA
185.122.136.0/22	PL-SYSCLAY-UTIL1	1,024	RIPE NCC	ASSIGNED PA
185.242.32.0/22	Sysclay Ltd.	1,024	RIPE NCC	ASSIGNED PA
193.22.240.0/23	Sysclay Ltd.	512	RIPE NCC	ASSIGNED PA
193.22.246.0/23	Sysclay Ltd.	512	RIPE NCC	ASSIGNED PA

Prefix	Organization	Size	Registry	Status
2a05:d8c0::/29	Sysclay Sp. Z O. O.	6.3383× 1029	RIPE NCC	ALLOCATED-BY-RIR
2a06:83c0::/29	Sysclay Sp. Z O. O.	6.3383× 1029	RIPE NCC	ALLOCATED-BY-RIR
2a0e:e1c0::/29	Sysclay Sp. Z O. O.	6.3383× 1029	RIPE NCC	ALLOCATED-BY-RIR
2a0f:a080::/29	Sysclay Sp. Z O. O.	6.3383× 1029	RIPE NCC	ALLOCATED-BY-RIR
2a0f:a900::/29	Sysclay Sp. Z O. O.	6.3383× 1029	RIPE NCC	ALLOCATED-BY-RIR
2a10:f781:10:86e4::/64	EPIX-LORA	1.8447× 1019	RIPE NCC	ALLOCATED-BY-LIR

Peers

AS15391 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

AS15391 connects to the global Internet via at least 3 upstream providers. In this setup, AS15391 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS15391 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.