Data as of Nov 3, 2026

209.149.16.0/24

No anonymizer space · no proxy exits in 30 days

Universal Health Services · space held by AT&T Enterprises, LLC

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Risk

30 / 100 · Medium

Recently moved

Recent change

New origin May 2026

from AS6389 AT&T Enterprises, LLC, after 16.1 years unannounced

Announcements

Less specific

Prefix	Origin	Type	Proxy exits	Holder	RPKI
209.149.0.0/16 since May 2005	AS6389	Residential	191 2 always on	AT&T Enterprises, LLC

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
209.149.0.0/16	65,536	BELLSNET-BLK3	AT&T Enterprises, LLC (AEL-360) · US	Direct Allocation	Oct 1, 1997	[email protected]
└ 209.149.16.0/24	256	ATT-EIPAM	Universal Health Services (C11472012) · US	Reassigned	Jan 9, 2026	[email protected] via BELLSNET-BLK3

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

IPv4 market

Origin network