Data as of Nov 10, 2026

166.131.187.0/24

1 residential-proxy exit · 30 days

AT&T Enterprises, LLC

Announcement

166.131.184.0/22

RPKI valid

Announced by

AS20057

Type

Mobile

Risk

10 / 100 · Low

Shared address

Residential-proxy exits

Proxy exits

0.39% of its addresses · 30 days

Providers

selling exits here

Oct 11, 2026 – Nov 9, 2026

Exits seen per day

3 observations

Proxy providers listing exits

Ake.net

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder
166.131.0.0/16 since Aug 2007	AS20057	Mobile	5	AT&T Enterprises, LLC
166.128.0.0/14 since Sep 2019	AS20057	Mobile	7	AT&T Enterprises, LLC
166.128.0.0/13 since Aug 2026	AS7018	Residential	7	AT&T Enterprises, LLC

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

166.131.184.0/22

Routing history

Pattern: Stable
First seen: Mar 2022
Current origin since: Mar 2022 · 4.7 yr
Origin networks: 1

ROA prefix	ASN	Max len	Anchor	Verdict
166.128.0.0/14	AS20057	/24	ARIN	RPKI valid
166.128.0.0/13	AS7018	/13	ARIN	Another network