Data as of Nov 3, 2026
166.136.0.0/15
No anonymizer spaceAT&T Enterprises, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Recent change
New origin Aug 2026
its first announcement on record
Residential-proxy exits
Proxy exits
230
0.18% of its addresses · listed by providers
Always-on exits
1
0.43% of its exits
Spread
8 of 512
/24s with at least one exit
Providers
27
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 166.137.160.0/24 | 1 | 5 | |
| 166.137.19.0/24 | 0 | 66 | |
| 166.137.83.0/24 | 0 | 54 | |
| 166.137.115.0/24 | 0 | 35 | |
| 166.137.175.0/24 | 0 | 31 | |
| 166.137.163.0/24 | 0 | 21 | |
| 166.137.171.0/24 | 0 | 17 | |
| 166.137.172.0/24 | 0 | 1 |
Proxy providers listing exits
- AnyIP
- BottingTools
- Bright Data
- Byteful
- CliProxy
- ColaProxy
- Datarama
- Elusive
- Evomi
- FastProxy
- IPFly
- IPPeak
- InfiniteProxies
- Kookey
- LemonBright
- LudaxProxy
- NovProxy
- NovaProxy
- Novada
- ProxyGeo
- PuraRoute
- RainProxy
- Shifter
- StrikeProxy
- Thordata
- VitalExclusive
- WealthProxies
Announcements
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
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 166.136.0.0/16 since Feb 2008 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.112.0/22 since Apr 2015 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.150.0/23 since Jun 2020 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.162.0/24 since Mar 2019 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.164.0/22 since Mar 2019 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.170.0/23 since Jul 2019 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.173.0/24 since Nov 2019 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.174.0/23 since Nov 2019 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.176.0/24 since Oct 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.192.0/22 since Aug 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.136.212.0/22 since Dec 2017 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.0.0/16 since Aug 2006 | AS20057 | Mobile | 230 1 always on | AT&T Enterprises, LLC | |
| 166.137.0.0/17 since Nov 2005 | AS20057 | Mobile | 155 | AT&T Enterprises, LLC | |
| 166.137.8.0/24 since Jul 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.9.0/24 since Jul 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.10.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.11.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.12.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.13.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.14.0/24 since May 2022 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.16.0/22 since Jan 2018 | AS20057 | Mobile | 66 | AT&T Enterprises, LLC | |
| 166.137.48.0/21 since May 2020 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.80.0/22 since Nov 2017 | AS20057 | Mobile | 54 | AT&T Enterprises, LLC | |
| 166.137.89.0/24 since Apr 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.90.0/24 since Dec 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.91.0/24 since Dec 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.96.0/22 since Jul 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.100.0/24 since Jul 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.102.0/24 since Nov 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.103.0/24 since Nov 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.104.0/22 since Sep 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.112.0/22 since Dec 2017 | AS20057 | Mobile | 35 | AT&T Enterprises, LLC | |
| 166.137.117.0/24 since Jun 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.118.0/24 since Jun 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.124.0/24 since Dec 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.125.0/24 since Oct 2015 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.126.0/24 since Dec 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.128.0/17 since Apr 2006 | AS20057 | Mobile | 75 1 always on | AT&T Enterprises, LLC | |
| 166.137.132.0/23 since Dec 2009 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.136.0/24 since Feb 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.137.0/24 since Feb 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.138.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.139.0/24 since Jul 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.140.0/24 since Apr 2015 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.141.0/24 since Sep 2017 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.142.0/24 since May 2016 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.143.0/24 since Nov 2015 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.144.0/24 since Oct 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.145.0/24 since Dec 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.146.0/24 since Nov 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.147.0/24 since Oct 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.148.0/24 since Oct 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.149.0/24 since Oct 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.160.0/22 since Jan 2018 | AS20057 | Mobile | 26 1 always on | AT&T Enterprises, LLC | |
| 166.137.168.0/22 since Jan 2018 | AS20057 | Mobile | 17 | AT&T Enterprises, LLC | |
| 166.137.172.0/22 since Jan 2018 | AS20057 | Mobile | 32 | AT&T Enterprises, LLC | |
| 166.137.176.0/22 since Mar 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.191.0/24 since Sep 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.208.0/24 since Mar 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.210.0/24 since Sep 2012 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.216.0/23 since Aug 2025 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.221.0/24 since Mar 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.222.0/24 since Dec 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.223.0/24 since Oct 2019 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.224.0/23 since Mar 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.226.0/23 since Mar 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.228.0/23 since Mar 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.230.0/23 since Mar 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.232.0/23 since Mar 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.234.0/23 since Mar 2018 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.240.0/24 since Mar 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.241.0/24 since Mar 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.242.0/24 since Mar 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.243.0/24 since Mar 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.244.0/24 since Sep 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.245.0/24 since Sep 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.246.0/24 since Nov 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.247.0/24 since Nov 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.248.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.249.0/24 since Jun 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.252.0/24 since Nov 2013 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.253.0/24 since Feb 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.254.0/24 since Dec 2014 | AS20057 | Mobile | AT&T Enterprises, LLC | ||
| 166.137.255.0/24 since Jun 2018 | AS20057 | Mobile | AT&T Enterprises, LLC |
Network & registry
Origin network
AS7018
US
- Name
- AT&T Enterprises, LLC
- Type
- Internet provider
- Registered
- Jul 30, 1996
- Domain
- att.com
- Website
- www.att.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2026
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 166.128.0.0 - 166.138.255.255
- Netname
- AEL-360
- Registrant
- AT&T Enterprises, LLC
- Organization
- AT&T Enterprises, LLC (AEL-360)
- Org address
- 208 S. Akard St., Dallas, TX, 75202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-166-128-0-0-1
- Parent
- NET-166-0-0-0-0
- Created
- Apr 1, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 1, 2025
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN