Data as of Nov 7, 2026
216.61.208.0/22
No anonymizer space · no proxy exits in 30 daysAT&T Enterprises, LLC
Announcement
this exact prefix
No RPKI
Announced by
Type
Mobile
Risk
10 / 100 · Low
Shared address
Recent change
New origin Jul 2026
from AS7287 AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 216.60.0.0/14 since Oct 2013 | AS7018 | Residential | 597 73 always on | 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 |
|---|---|---|---|---|---|---|
| 216.60.0.0/14 | 262,144 | SBCIS-SIS80 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Aug 27, 1998 | abuse@ |
| └ 216. | 1,280 | SBCIS-BLACKSHEEP | Blacksheep Computing BSC Net (C00169212) · US | Reassigned | Apr 16, 2001 | abuse@ via SBCIS-SIS80 |
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
IPv4 market
Holder
- Organization
- AT&T Enterprises, LLC
- Handle
- AEL-360
- Range
- 216.
60. 0. 0/ 14 - Registration type
- Direct Allocation
- Record created
- Aug 27, 1998
Origin network
AS7287
US
- Name
- AT&T Enterprises, LLC
- Type
- Internet provider
- Registered
- Nov 1, 1996
- Domain
- att.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2022
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 216.
61. 208. 0 - 216. 61. 212. 255 - Netname
- SBCIS-BLACKSHEEP
- Registrant
- Blacksheep Computing BSC Net
- Organization
- Blacksheep Computing BSC Net (C00169212)
- Type
- Reassigned
- Handle
- NET-216-61-208-0-1
- Parent
- NET-216-60-0-0-1
- Created
- Apr 16, 2001
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 27, 1998
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN