AS4641

Summary

Country	Hong Kong
Organization	The Hong Kong Internet Exchange Limited
Domain	hkix.net
Number of IPv4	12,544
Number of IPv6	7.9228× 1028
AS Type	Education
Registry	APNIC
Allocated	January 01, 1970 (about 56 years ago)
Updated	June 22, 2020 (about 5 years ago)

IP Ranges

AS4641 announces 3 IPv4 ranges and 1 IPv6 range.

That's a total of 12,544 IPv4 addresses and 7.9228× 10²⁸ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
123.255.96.0/19	The Chinese University of Hong Kong	8,192	APNIC	ALLOCATED PORTABLE
202.45.176.0/20	The Chinese University of Hong Kong	4,096	APNIC	ALLOCATED PORTABLE
202.45.177.0/24	The Chinese University of Hong Kong	256	APNIC	ALLOCATED PORTABLE

Prefix	Organization	Size	Registry	Status
2405:3001::/32	The Hong Kong Internet Exchange Limited	7.9228× 1028	APNIC	ALLOCATED PORTABLE

Peers

AS4641 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

AS4641 connects to the global Internet via at least 2 upstream providers. In this setup, AS4641 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS4641 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS4641's role in extending Internet access beyond its own infrastructure.