Data as of Nov 13, 2026
208.83.40.0/21
4 residential-proxy exits · 30 daysMontana Opticom, LLC
Residential-proxy exits
Proxy exits
4
0.20% of its addresses · 30 days
Spread
1 of 8
/24s with at least one exit
Providers
23
selling exits here
Oct 14, 2026 – Nov 12, 2026
Exits seen per day
522 observations
Proxy providers listing exits
- Ake.net
- Bright Data
- Byteful
- ColaProxy
- EnigmaProxy
- FastProxy
- FlexyProxies
- Geonode
- IPMUSK
- LemonBright
- LudaxProxy
- NovaProxy
- Oxylabs
- Proxiware
- ProxyEmpire
- RainProxy
- SPYDERPROXY_PREMIUM
- Thordata
- ThunderProxy
- VantageProxies
- VitalExclusive
- WealthProxies
- ZENPROXY_LITE
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 208.83.40.0/24 since Jun 2013 | AS11924 | Residential | Montana Opticom, LLC | ||
| 208.83.41.0/24 since May 2015 | AS11924 | Residential | Montana Opticom, LLC | ||
| 208.83.47.0/24 since Sep 2010 | AS11924 | Residential | 4 | Montana Opticom, 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 |
|---|---|---|---|---|---|---|
| 208.83.40.0/21 | 2,048 | MONTANA-OPTICOM | Montana Opticom, LLC (MONTA-16) · US | Direct Allocation | Oct 2, 2007 | support@ |
| └ 208.83.40.128/26 | 64 | NET-ASCENTDATA | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 1,984 | 97% | 5 | |
| Business | 64 | 3.1% | 1 |
Network & registry
Origin network
AS11924
US
- Name
- Montana Opticom, LLC
- Type
- Internet provider
- Registered
- Mar 6, 2007
- Domain
- mt-opticom.com
- Website
- mt-opticom.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2007
- Current origin since
- Oct 2007 · 19 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 208.83.40.0/21 | AS11924 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS11924 | ARIN | Public Net | MNT-MONTA-16 | Mar 23, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 208.83.40.0/22 | AS11924 | RADB | Proxy addition | MAINT-AS10835 | Nov 13, 2023 |
| 208.83.40.0/22 | AS11924 | ARIN | 208.83.40.0/22 | MNT-MONTA-16 | Nov 8, 2023 |
| 208.83.42.0/24 | AS11924 | ARIN | 208.83.42.0/24 | MNT-MONTA-16 | Nov 8, 2023 |
| 208.83.43.0/24 | AS11924 | ARIN | 208.83.43.0/24 | MNT-MONTA-16 | Nov 9, 2023 |
| 208.83.44.0/24 | AS11924 | ARIN | 208.83.44.0/24 | MNT-MONTA-16 | Nov 9, 2023 |
| 208.83.45.0/24 | AS11924 | ARIN | 208.83.45.0/24 | MNT-MONTA-16 | Nov 9, 2023 |
| 208.83.46.0/24 | AS11924 | ARIN | 208.83.46.0/24 | MNT-MONTA-16 | Nov 9, 2023 |
Whois
Registration for this announcement
- Range
- 208.
83. 40. 0/ 21 - Netname
- MONTANA-OPTICOM
- Registrant
- Montana Opticom, LLC
- Organization
- Montana Opticom, LLC (MONTA-16)
- Org address
- 144 Quail Run Road, Bozeman, MT, 59718
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-208-83-40-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Oct 2, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 2, 2007
- Status
- assigned
Report abuse
Abuse contact
- support@
mt-opticom. com - Name
- MT-Opticom Abuse
- Phone
- +1-406-999-5000
- Handle
- MTOPT2-ARIN