Data as of Nov 15, 2026
216.100.80.0/22
No anonymizer space · no proxy exits in 30 daysAT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 216.100.0.0/14 since Nov 2021 | AS7018 | Residential | 877 1 always on | AT&T Enterprises, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 216.100.80.0/23 since May 2026 | AS7287 | Mobile | AT&T Enterprises, LLC | |
| 216.100.82.0/23 since Apr 2025 | AS7287 | 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 |
|---|---|---|---|---|---|---|
| 216.100.0.0/14 | 262,144 | SBCIS-SIS80 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Oct 2, 1998 | abuse@ |
| └ 216.100.80.0/23 | 512 | PBI-CUSTNET-4094 | Jack Nadel, Inc. (JACKNA) · US | Reassigned | Feb 12, 1999 | raminh@ |
Network & registry
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
- Mar 2025 · 1.6 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 216.
100. 0. 0/ 14 - Netname
- SBCIS-SIS80
- 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-216-100-0-0-1
- Parent
- NET-216-0-0-0-0
- Created
- Oct 2, 1998
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 2, 1998
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN