Data as of Nov 12, 2026
66.232.87.0/24
No anonymizer space · no proxy exits in 30 daysCuster Telephone Cooperative, Inc. · reallocated from Syringa Networks, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
Reallocated Jul 23, 2026
to Custer Telephone Cooperative, Inc. by Syringa Networks, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.232.64.0/19 since May 2005 | AS15305 | Internet provider | 26 5 always on | Syringa Networks, 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 |
|---|---|---|---|---|---|---|
| 66.232.64.0/19 | 8,192 | SYRINGANETWORKS | Syringa Networks, LLC (SYRI) · US | Direct Allocation | Sep 24, 2003 | abuse@ |
| └ 66.232.84.0/22 | 1,024 | COM-00431-66-232-84-0-22 | Custer Telephone Cooperative, Inc. (CUSTE) · US | Reallocated | Jul 23, 2026 | — |
Network & registry
Registry
Holder
- Organization
- Syringa Networks, LLC
- Handle
- SYRI
- Range
- 66.
232. 64. 0/ 19 - Registration type
- Direct Allocation
- Record created
- Sep 24, 2003
- Reallocated to
- Custer Telephone Cooperative, Inc. (CUSTE)
- Reallocated range
- 66.
232. 84. 0/ 22 - Reallocated
- Jul 23, 2026
Origin network
AS54847
US
- Name
- Custer Telephone Cooperative, Inc.
- Type
- Internet provider
- Registered
- Sep 7, 2012
- Domain
- custertel.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2025
- Current origin since
- Feb 2025 · 1.8 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.232.84.0/22 | AS54847 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 66.
232. 84. 0/ 22 - Netname
- COM-00431-66-232-84-0-22
- Registrant
- Custer Telephone Cooperative, Inc.
- Organization
- Custer Telephone Cooperative, Inc. (CUSTE)
- Org address
- 1101 E. Main Ave., Challis, ID, 83226
- Org country
- US
- Type
- Reallocated
- Handle
- NET-66-232-84-0-1
- Parent
- NET-66-232-64-0-1
- Created
- Jul 23, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 24, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
syringanetworks. net - Name
- Abuse
- Phone
- +1-208-229-6100
- Handle
- ABUSE1644-ARIN