Data as of Nov 12, 2026

166.216.196.0/22

No anonymizer space · no proxy exits in 30 days

AT&T Enterprises, LLC

Announcement
RPKI valid
Announced by
Type
Mobile
Recent change
New origin Aug 2026
its first announcement on record

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
166.216.196.0/24
since Oct 2015
AS20057MobileAT&T Enterprises, LLC
166.216.197.0/24
since Jun 2017
AS20057MobileAT&T Enterprises, LLC
166.216.198.0/23
since Feb 2010
AS20057MobileAT&T Enterprises, LLC

Network & registry

Routing timeline

Who has announced 166.216.0.0/14

166.216.0.0/14

Routing history

Pattern
Stable
First seen
Aug 2026
Current origin since
Aug 2026 · 3 mo
Origin networks
1