AS5728

Summary

Country	United States
Organization	AT&T Enterprises, LLC
Domain	att.net
Number of IPv4	512
Number of IPv6	0
AS Type	ISP
Registry	ARIN
Allocated	September 13, 1995 (about 30 years ago)
Updated	March 18, 2025 (about 2 months ago)

IP Ranges

AS5728 announces 1 IPv4 range and 0 IPv6 range.

That's a total of 512 IPv4 address and 0 IPv6 address.

Prefix	Organization	Size	Registry	Status
199.37.180.0/23	Dial Pool Attct-dpmgap19	512	ARIN	REASSIGNMENT

Peers

AS5728 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

AS5728 connects to the global Internet via at least 1 upstream provider. In this setup, AS5728 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS5728 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.