12.72.0.0/17

Residential-proxy exits

Proxy exits

12

0.04% of its addresses · 30 days

Spread

7 of 128

/24s with at least one exit

Providers

34

selling exits here

Oct 4, 2026 – Nov 2, 2026

Exits seen per day

1.2K observations

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
12.72.37.0/24	0	5
12.72.18.0/24	0	2
12.72.39.0/24	0	1
12.72.94.0/24	0	1
12.72.105.0/24	0	1
12.72.111.0/24	0	1
12.72.121.0/24	0	1

Proxy providers listing exits

711Proxy
AnyIP
B2Proxy
BottingTools
Byteful
CatProxies
CliProxy
ColaProxy
CoreProxy
Decodo
EZProxies
EnigmaProxy
FloppyData
IPFly
IPPeak
IPRoyal
LemonBright
LudaxProxy
MarsProxies
NextProxy
NodeMaven
NovProxy
NovaProxy
Oxylabs
ProxyEmpire
ProxyRack
ProxyWing
PuraRoute
RainProxy
SpyderProxy
Thordata
TrustProxy
VitalExclusive
WealthProxies

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
12.0.0.0/9	AS7018	Residential	8,036 414 always on	AT&T Enterprises, LLC
12.0.0.0/8	AS7018	Residential	13,133 681 always on	AT&T Enterprises, LLC

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.

More specific

Announcements inside

Arrived

Sort

Prefix	Origin	Type	Proxy exits	Holder
12.72.0.0/19 since May 2025	AS20057	Mobile	2	AT&T Enterprises, LLC
12.72.32.0/21 since Jan 2025	AS20057	Mobile	6	AT&T Enterprises, LLC
12.72.40.0/21 since Mar 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.48.0/21 since Mar 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.56.0/21 since May 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.64.0/22 since Jan 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.68.0/22 since Mar 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.72.0/22 since May 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.76.0/23 since Jul 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.82.0/23 since Jun 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.86.0/24 since Aug 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.88.0/23 since Sep 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.90.0/23 since Oct 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.92.0/22 since Jan 2026	AS20057	Mobile	1	AT&T Enterprises, LLC
12.72.96.0/22 since Jan 2026	AS20057	Mobile		AT&T Enterprises, LLC
12.72.100.0/23 since Jan 2026	AS20057	Mobile		AT&T Enterprises, LLC
12.72.102.0/24 since Feb 2026	AS20057	Mobile		AT&T Enterprises, LLC
12.72.104.0/21 since Aug 2025	AS20057	Mobile	2	AT&T Enterprises, LLC
12.72.113.0/24 since Apr 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.114.0/23 since Apr 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.116.0/23 since Mar 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.119.0/24 since Jul 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.120.0/24 since Jun 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.122.0/24 since Mar 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.123.0/24 since Mar 2025	AS20057	Mobile		AT&T Enterprises, LLC
12.72.126.0/24 since Feb 2025	AS20057	Mobile		AT&T Enterprises, LLC

Registrations in this block

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
12.0.0.0/8	16,777,216	ATT	AT&T Enterprises, LLC (AEL-360) · US	Direct Allocation	Aug 23, 1983	[email protected]
└ 12.72.0.0/15	131,072	ATTSVC-12-72-0-0	AT&T Worldnet Services (C00686968) · US	Reassigned	Oct 15, 2003	[email protected] via ATT

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

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

IPv4 market

Holder

Holder in the market →

Organization: AT&T Enterprises, LLC
Handle: AEL-360
Range: 12.0.0.0/8
Registration type: Direct Allocation
Record created: Aug 23, 1983
Legacy: yes

Origin network

AS20057

US

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