Data as of Nov 4, 2026
12.171.196.0/24
No anonymizer space · no proxy exits in 30 daysTECO Energy, LLC · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 12.128.0.0/9 | AS7018 | Residential | IP broker Rackdog (part) | 5,173 283 always on | AT&T Enterprises, LLC | |
| 12.0.0.0/8 | AS7018 | Residential | 13,297 724 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 |
|---|---|---|---|---|---|---|
| 12.0.0.0/8 | 16,777,216 | ATT | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Aug 23, 1983 | abuse@ |
| └ 12.171.196.0/22 | 1,024 | ATTSVCM-12-171-196-0 | AT&T Services, Inc. (ATTW) · US | Reallocated | Dec 15, 2003 | — |
| └ 12.171.196.0/24 | 256 | TECO-ENE915-196 | Teco Energy (TE-121) · US | Reassigned | Mar 12, 2014 | — |
Network & registry
IPv4 market
Holder
- 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
- Reallocated to
- AT&T Services, Inc. (ATTW)
- Reallocated range
- 12.
171. 196. 0/ 22 - Reallocated
- Dec 15, 2003
Origin network
AS22312
US
- Name
- TECO Energy, LLC
- Type
- Business
- Registered
- Sep 5, 2001
- Domain
- tecoenergy.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 12.
171. 196. 0/ 24 - Netname
- TECO-ENE915-196
- Registrant
- Teco Energy
- Organization
- Teco Energy (TE-121)
- Org address
- 16181 COMMONWEALTH AVE N, POLK CITY, FL, 33868-5608
- Org country
- US
- Type
- Reassigned
- Handle
- NET-12-171-196-0-2
- Parent
- NET-12-171-196-0-1
- Created
- Mar 12, 2014
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 23, 1983
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN