Data as of Nov 6, 2026
12.13.40.0/21
No anonymizer space · no proxy exits in 30 daysSilver Star Telecom, LLC · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 12.0.0.0/9 | AS7018 | Residential | 8,020 433 always on | AT&T Enterprises, LLC | |
| 12.0.0.0/8 | AS7018 | Residential | 13,222 713 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@ |
| └ 12.13.40.0/21 | 2,048 | SILVER-S319-40 | Silver Star Telecomsilver Star Telecom (C07759057) · US | Reassigned | Feb 20, 2021 | abuse@ via ATT |
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
- 12.
0. 0. 0/ 8 - Registration type
- Direct Allocation
- Record created
- Aug 23, 1983
- Legacy
- yes
Origin network
AS32869
US
- Name
- Silver Star Telecom, LLC
- Type
- Internet provider
- Registered
- Aug 10, 2004
- Domain
- silverstartelecom.com
- Website
- www.silverstartelecom.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
- Aug 2006
- Current origin since
- May 2010 · 17 yr
- Origin networks
- 2
- Last change of origin
- May 2010
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 12.
13. 40. 0/ 21 - Netname
- SILVER-S319-40
- Registrant
- Silver Star Telecomsilver Star Telecom
- Organization
- Silver Star Telecomsilver Star Telecom (C07759057)
- Type
- Reassigned
- Handle
- NET-12-13-40-0-1
- Parent
- NET-12-0-0-0-1
- Created
- Feb 20, 2021
- 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