AS3676

Summary

Country	United States
Organization	University of Iowa
Domain	uiowa.edu
Number of IPv4	131,328
Number of IPv6	9.6714× 1024
AS Type	Education
Registry	ARIN
Allocated	June 14, 1994 (about 31 years ago)
Updated	June 02, 2025 (about 5 months ago)

IP Ranges

AS3676 announces 3 IPv4 ranges and 1 IPv6 range.

That's a total of 131,328 IPv4 addresses and 9.6714× 10²⁴ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
128.255.0.0/16	University of Iowa	65,536	ARIN	ALLOCATION
129.255.0.0/16	University of Iowa	65,536	ARIN	ALLOCATION
198.49.182.0/24	University of Iowa	256	ARIN	ALLOCATION

Prefix	Organization	Size	Registry	Status
2620:0:e50::/45	University of Iowa	9.6714× 1024	ARIN	ALLOCATION

Peers

AS3676 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

AS3676 connects to the global Internet via at least 6 upstream providers. In this setup, AS3676 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS3676 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS3676's role in extending Internet access beyond its own infrastructure.