Data as of Nov 6, 2026
155.165.0.0/16
No anonymizer space · no proxy exits in 30 daysAT&T Enterprises, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Recent change
New origin Aug 2026
from AS46164 AT&T Enterprises, LLC, after 16.9 years unannounced
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 | Holder | RPKI |
|---|---|---|---|---|
| 155.165.4.0/24 since Mar 2018 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.5.0/24 since Sep 2013 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.6.0/24 since Nov 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.7.0/24 since Sep 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.11.0/24 since Oct 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.13.0/24 since Mar 2016 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.15.0/24 since Aug 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.16.0/22 since Apr 2011 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.18.0/24 since Feb 2015 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.19.0/24 since Feb 2015 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.22.0/23 since Dec 2011 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.26.0/24 since Apr 2017 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.28.0/22 since Apr 2011 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.32.0/21 since Apr 2011 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.32.0/23 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.43.0/24 since Sep 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.45.0/24 since Nov 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.47.0/24 since Oct 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.48.0/23 since Dec 2011 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.49.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.50.0/24 since Mar 2017 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.54.0/24 since Jun 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.55.0/24 since Jan 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.56.0/23 since May 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.56.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.58.0/23 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.58.0/24 since Jul 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.59.0/24 since May 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.60.0/24 since Aug 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.61.0/24 since May 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.63.0/24 since Jan 2016 | AS7018 | Mobile | AT&T Enterprises, LLC | |
| 155.165.64.0/19 since Apr 2011 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.66.0/23 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.68.0/23 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.68.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.71.0/24 since Jun 2015 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.72.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.73.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.77.0/24 since Aug 2015 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.88.0/24 since Aug 2023 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.90.0/24 since Apr 2015 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.91.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.92.0/24 since Nov 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.94.0/24 since Mar 2015 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.95.0/24 since Jan 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.98.0/24 since May 2019 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.99.0/24 since Jul 2023 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.100.0/23 since May 2014 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.102.0/24 since Oct 2016 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.103.0/24 since Jun 2016 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.104.0/24 since Oct 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.106.0/24 since Nov 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.107.0/24 since Dec 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.108.0/24 since Oct 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.109.0/24 since Aug 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.110.0/24 since Aug 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.113.0/24 since Aug 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.117.0/24 since Dec 2024 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.122.0/24 since Oct 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.123.0/24 since Aug 2012 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.125.0/24 since Mar 2016 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.126.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.127.0/24 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.128.0/19 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.160.0/19 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.192.0/19 since Mar 2025 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 155.165.224.0/19 since Mar 2025 | AS7287 | 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
- Reactivated
- First seen
- Jul 2006
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 3
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 155.165.0.0/16 | AS7018 | /16 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7018 | ARIN | AT&T Enterprises, LLC | MNT-AEL-360 | Aug 26, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 155.165.44.0/24 | AS7287 | ARIN | AT&T Enterprises, LLC | MNT-AEL-360 | Sep 1, 2026 |
Whois
Registration for this announcement
- Range
- 155.
165. 0. 0/ 16 - Netname
- ATT-MOBILITY-LLC-155-165-0-0
- 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-155-165-0-0-1
- Parent
- NET-155-0-0-0-0
- Created
- Mar 24, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 24, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN