Data as of Nov 7, 2026
66.119.53.0/24
1 residential-proxy exit · 30 daysMountain West Technologies Corporation
Announcement
this exact prefix
No RPKI
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Oct 10, 2026
from AS10947 Mountain West Technologies Corporation, after 9.5 years unannounced
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
2
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
8 observations
Proxy providers listing exits
- FastProxy
- LemonBright
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.119.52.0/22 since Dec 2024 | AS10947 | Residential | 2 | Mountain West Technologies Corporation |
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 |
|---|---|---|---|---|---|---|
| 66.119.48.0/20 | 4,096 | CBS-001 | Mountain West Technologies Corporation (CBS-129) · US | Direct Allocation | Nov 17, 2006 | — |
| └ 66.119.53.0/24 | 256 | MWTN-NAT-BN | Mountain West Technology Networks (C07626217) · US | Reassigned | Aug 26, 2020 | — |
Network & registry
Registry
Holder
- Organization
- Mountain West Technologies Corporation
- Handle
- CBS-129
- Range
- 66.
119. 48. 0/ 20 - Registration type
- Direct Allocation
- Record created
- Nov 17, 2006
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2009
- Current origin since
- Oct 10, 2026 · under a month
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 66.
119. 53. 0/ 24 - Netname
- MWTN-NAT-BN
- Registrant
- Mountain West Technology Networks
- Organization
- Mountain West Technology Networks (C07626217)
- Type
- Reassigned
- Handle
- NET-66-119-53-0-1
- Parent
- NET-66-119-48-0-1
- Created
- Aug 26, 2020
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 17, 2006
- Status
- assigned
Report abuse
Abuse contact
- jblack@
mwtcorp. net - Name
- Black, Josh
- Phone
- +1-307-233-8380
- Handle
- BLACK1037-ARIN