AS5653

Summary

Country	United States
Organization	University of California San Francisco
Domain	ucsf.edu
Number of IPv4	200,448
Number of IPv6	0
AS Type	Education
Registry	ARIN
Allocated	July 27, 1995 (about 30 years ago)
Updated	August 31, 2023 (about 1 year ago)

IP Ranges

AS5653 announces 18 IPv4 ranges and 0 IPv6 range.

That's a total of 200,448 IPv4 address and 0 IPv6 address.

Prefix	Organization	Size	Registry	Status
64.54.0.0/16	University of California San Francisco	65,536	ARIN	ALLOCATION
64.54.4.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.6.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.9.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.17.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.18.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.128.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.149.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.162.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.192.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.193.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.195.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.196.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.197.0/24	University of California San Francisco	256	ARIN	ALLOCATION
64.54.201.0/24	University of California San Francisco	256	ARIN	ALLOCATION
128.218.0.0/16	University of California San Francisco	65,536	ARIN	ALLOCATION
169.230.0.0/16	University of California San Francisco	65,536	ARIN	REASSIGNMENT
169.230.239.0/24	University of California San Francisco	256	ARIN	REASSIGNMENT

Peers

AS5653 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.

Upstreams

AS5653 connects to the global Internet via at least 3 upstream providers. In this setup, AS5653 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS5653 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.