Data as of Nov 5, 2026
65.125.228.0/23
No anonymizer space · no proxy exits in 30 daysTriwest Healthcare Alliance · space held by CenturyLink Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 65.112.0.0/12 | AS209 | Residential | 292 26 always on | CenturyLink Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 65.125.228.0/24 since May 2025 | AS55217 | Business | CenturyLink Communications, LLC | |
| 65.125.229.0/24 since May 2025 | AS7046 | Unknown | CenturyLink Communications, 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 |
|---|---|---|---|---|---|---|
| 65.112.0.0/12 | 1,048,576 | CENTURYLINK-LEGACY-QWEST-65-112-0 | CenturyLink Communications, LLC (CCL-534) · US | Direct Allocation | Jan 4, 2001 | abuse@ |
| └ 65.125.228.0/23 | 512 | 65-125-228-0-23 | Triwest Healthcare Alliance (THA-49) · US | Reassigned | Mar 17, 2026 | bshipley1@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
512 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 256 | 50% | 1 | |
| Unknown | 256 | 50% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- CenturyLink Communications, LLC
- Handle
- CCL-534
- Range
- 65.
112. 0. 0/ 12 - Registration type
- Direct Allocation
- Record created
- Jan 4, 2001
Origin network
AS55217
US
- Name
- Triwest Healthcare Alliance
- Type
- Business
- Registered
- Dec 2, 2019
- Domain
- triwest.com
- Industry
- Insurance Carriers and Agencies
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2024
- Current origin since
- Jan 2026 · 9 mo
- Origin networks
- 2
- Last change of origin
- Jan 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 65.
125. 228. 0/ 23 - Netname
- 65-125-228-0-23
- Registrant
- Triwest Healthcare Alliance
- Organization
- Triwest Healthcare Alliance (THA-49)
- Org address
- 15810 N 28TH AVE, PHOENIX, AZ, 85053
- Org country
- US
- Type
- Reassigned
- Handle
- NET-65-125-228-0-1
- Parent
- NET-65-112-0-0-1
- Created
- Mar 17, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 4, 2001
- Status
- assigned
Report abuse
Abuse contact
- bshipley1@
triwest. com - Name
- SHIPLEY, BRENT
- Phone
- +1-480-874-6286
- Handle
- SHIPL34-ARIN