Data as of Nov 8, 2026

166.137.19.0/24

66 residential-proxy exits · 30 days

AT&T Enterprises, LLC

Announcement

166.137.16.0/22

RPKI valid

Announced by

AS20057

Type

Mobile

Risk

10 / 100 · Low

Shared address

Residential-proxy exits

Proxy exits

26% of its addresses · 30 days

Providers

selling exits here

Oct 9, 2026 – Nov 7, 2026

Exits seen per day

743 observations

Proxy providers listing exits

AnyIP
BottingTools
Byteful
Datarama
EnigmaProxy
LemonBright
Novada
Shifter
Thordata

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder
166.137.0.0/17 since Nov 2005	AS20057	Mobile	171	AT&T Enterprises, LLC
166.137.0.0/16 since Aug 2006	AS20057	Mobile	241 1 always on	AT&T Enterprises, LLC
166.136.0.0/15 since Aug 2026	AS7018	Residential	241 1 always on	AT&T Enterprises, LLC

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 166.137.16.0/22

Prefix: 166.137.16.0/22
Announced by: AS20057 AT&T Enterprises, LLC
Type: Mobile
Proxy exits: 66
RPKI: RPKI valid
Netname: AEL-360
Registrant: AT&T Enterprises, LLC
RIR: ARIN

Origin network

AS20057

Name: AT&T Enterprises, LLC
Type: Internet provider
Registered: Mar 20, 2001
Domain: att.com
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

166.137.19.0/24

Residential-proxy exits

Exits seen per day

Proxy providers listing exits

Announcements

Covering announcements

Network & registry

Covering announcement 166.137.16.0/22

AS20057

Covering aggregate above, the prefix's own history below

Routing history

Route origin authorizations

Registration for this announcement

Abuse contact

ROA prefix	ASN	Max len	Anchor	Verdict
166.137.0.0/16	AS20057	/24	ARIN	RPKI valid
166.136.0.0/15	AS7018	/15	ARIN	Another network