AS5719

Summary

Country	United States
Organization	State University of New York at Stony Brook
Domain	stonybrook.edu
Number of IPv4	132,864
Number of IPv6	2.4179× 1025
AS Type	Education
Registry	ARIN
Allocated	September 06, 1995 (about 30 years ago)
Updated	October 16, 2023 (about 1 year ago)

IP Ranges

AS5719 announces 8 IPv4 ranges and 2 IPv6 ranges.

That's a total of 132,864 IPv4 addresses and 2.4179× 10²⁵ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
129.49.0.0/17	State University of New York at Stony Brook	32,768	ARIN	ALLOCATION
129.49.128.0/17	State University of New York at Stony Brook	32,768	ARIN	ALLOCATION
130.245.0.0/17	State University of New York at Stony Brook	32,768	ARIN	ALLOCATION
130.245.128.0/17	State University of New York at Stony Brook	32,768	ARIN	ALLOCATION
192.12.89.0/24	State University of New York at Stony Brook	256	ARIN	ALLOCATION
192.12.90.0/24	State University of New York at Stony Brook	256	ARIN	ALLOCATION
192.42.55.0/24	State University of New York at Stony Brook	256	ARIN	ALLOCATION
199.109.44.0/22	NYSERNet	1,024	ARIN	ALLOCATION

Prefix	Organization	Size	Registry	Status
2620:101::/46	State University of New York at Stony Brook	4.8357× 1024	ARIN	ALLOCATION
2620:10d:1000::/44	State University of New York at Stony Brook	1.9343× 1025	ARIN	ALLOCATION

Peers

AS5719 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

AS5719 connects to the global Internet via at least 4 upstream providers. In this setup, AS5719 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS5719 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.