Data as of Nov 10, 2026
72.21.76.8/29
No anonymizer space · no proxy exits in 30 daysTCT West, Inc.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 72.21.64.0/20 | 4,096 | TCTWEST-BLOCK1 | TCT West, Inc. (TCTWE) · US | Direct Allocation | Apr 11, 2008 | networkops@ |
| └ 72.21.76.8/29 | 8 | BASIN-WY-6 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 72.21.64.0/20
- Prefix
- 72.21.64.0/20
- Announced by
- AS4474 TCT West, Inc.
- Type
- Residential
- Proxy exits
- 13
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- TCTWEST-BLOCK1
- Registrant
- TCT West, Inc.
- RIR
- ARIN
Routing timeline
Who has announced 72.21.64.0/20
72.21.64.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2009 · 17 yr
- Origin networks
- 4
- Last change of origin
- Oct 2009
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.21.64.0/20 | AS4474 | /20 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 72.
21. 64. 0/ 20 - Netname
- TCTWEST-BLOCK1
- Registrant
- TCT West, Inc.
- Organization
- TCT West, Inc. (TCTWE)
- Org address
- 405 S 4th St, Basin, WY, 82410
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-72-21-64-0-1
- Parent
- NET-72-0-0-0-0
- Created
- Apr 11, 2008
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 11, 2008
- Status
- assigned
Report abuse
Abuse contact
- networkops@
tctwest. net - Name
- tctadmin
- Phone
- +1-307-568-3357
- Handle
- TCTAD-ARIN