Data as of Nov 7, 2026
208.75.140.0/22
1 residential-proxy exit · 30 daysMontana Opticom, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
>99% of it
Recent change
New origin Jul 2026
from AS19092 Zayo Bandwidth, after 14.1 years unannounced
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
20 observations
Proxy providers listing exits
- FastProxy
- LemonBright
- VitalExclusive
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 208.75.140.0/24 since Apr 2012 | AS11924 | Residential | Montana Opticom, LLC | ||
| 208.75.141.0/24 since Apr 2012 | AS11924 | Residential | 1 | Montana Opticom, LLC | |
| 208.75.142.0/24 since Apr 2014 | AS11924 | Residential | Montana Opticom, LLC | ||
| 208.75.143.0/24 since Apr 2012 | AS11924 | Residential | 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 |
|---|---|---|---|---|---|---|
| 208.75.140.0/22 | 1,024 | MONTANA-OPTICOM-208-75-140 | Montana Opticom, LLC (MONTA-16) · US | Direct Allocation | Feb 27, 2007 | support@ |
| └ 208.75.140.0/28 | 16 | 208-75-140-0-28 | unknown | — | — | — |
| └ 208.75.140.16/30 | 4 | 208-75-140-16-30 | unknown | — | — | — |
| └ 208.75.140.20/30 | 4 | 208-75-140-20-30 | unknown | — | — | — |
| └ 208.75.140.24/30 | 4 | 208-75-140-24-30 | unknown | — | — | — |
| └ 208.75.140.28/30 | 4 | 208-75-140-28-30 | unknown | — | — | — |
| └ 208.75.140.32/29 | 8 | 208-75-140-32-29 | unknown | — | — | — |
| └ 208.75.140.40/29 | 8 | 208-75-140-40-29 | unknown | — | — | — |
| └ 208.75.140.52/30 | 4 | 208-75-140-52-30 | unknown | — | — | — |
| └ 208.75.140.56/29 | 8 | 208-75-140-56-29 | unknown | — | — | — |
| └ 208.75.140.64/30 | 4 | 208-75-140-64-30 | unknown | — | — | — |
| └ 208.75.140.68/30 | 4 | 208-75-140-68-30 | unknown | — | — | — |
| └ 208.75.140.72/30 | 4 | 208-75-140-72-30 | unknown | — | — | — |
| └ 208.75.140.76/30 | 4 | 208-75-140-76-30 | unknown | — | — | — |
| └ 208.75.140.88/29 | 8 | MR-ROOTER-BZN | unknown | — | — | — |
| └ 208.75.140.96/29 | 8 | 208-75-140-96-29 | unknown | — | — | — |
| └ 208.75.140.104/29 | 8 | 208-75-140-104-29 | unknown | — | — | — |
| └ 208.75.140.112/29 | 8 | 208-75-140-112-29 | unknown | — | — | — |
| └ 208.75.140.120/30 | 4 | 208-75-140-120-30 | unknown | — | — | — |
| └ 208.75.140.124/30 | 4 | 208-75-140-124-30 | unknown | — | — | — |
| └ 208.75.140.128/29 | 8 | 208-75-140-128-29 | unknown | — | — | — |
| └ 208.75.140.136/29 | 8 | 208-75-140-136-29 | unknown | — | — | — |
| └ 208.75.140.144/29 | 8 | 208-75-140-146-29 | unknown | — | — | — |
| └ 208.75.140.152/29 | 8 | 208-75-140-152-29 | unknown | — | — | — |
| └ 208.75.140.160/29 | 8 | 208-75-140-160-29 | unknown | — | — | — |
| └ 208.75.140.172/30 | 4 | 208-75-140-172-30 | unknown | — | — | — |
| └ 208.75.140.192/29 | 8 | 208-75-140-192-29 | unknown | — | — | — |
| └ 208.75.140.200/29 | 8 | 208-75-140-200-29 | unknown | — | — | — |
| └ 208.75.140.208/29 | 8 | 208-75-140-208-29 | unknown | — | — | — |
| └ 208.75.140.216/30 | 4 | 208-75-140-216-30 | unknown | — | — | — |
| └ 208.75.140.220/30 | 4 | 208-75-140-220-30 | unknown | — | — | — |
| └ 208.75.141.0/29 | 8 | 208-75-141-0-29 | unknown | — | — | — |
| └ 208.75.141.12/30 | 4 | 208-75-141-12-30 | unknown | — | — | — |
| └ 208.75.141.16/29 | 8 | 208-75-141-16-29 | unknown | — | — | — |
| └ 208.75.141.24/29 | 8 | 208-75-141-24-29 | unknown | — | — | — |
| └ 208.75.141.32/29 | 8 | 208-75-141-32-29 | unknown | — | — | — |
| └ 208.75.141.40/30 | 4 | 208-75-141-40-30 | unknown | — | — | — |
| └ 208.75.141.44/30 | 4 | 208-75-141-44-30 | unknown | — | — | — |
| └ 208.75.141.48/30 | 4 | 208-75-141-48-30 | unknown | — | — | — |
| └ 208.75.141.52/30 | 4 | 208-75-141-52-30 | unknown | — | — | — |
| └ 208.75.141.56/29 | 8 | 208-75-141-56-29 | unknown | — | — | — |
| └ 208.75.141.64/29 | 8 | 208-75-141-64-29 | unknown | — | — | — |
| └ 208.75.141.72/30 | 4 | 208-75-141-72-30 | unknown | — | — | — |
| └ 208.75.141.76/30 | 4 | 208-75-141-76-30 | unknown | — | — | — |
| └ 208.75.141.80/30 | 4 | 208-75-141-80-30 | unknown | — | — | — |
| └ 208.75.141.84/30 | 4 | 208-75-141-84-30 | unknown | — | — | — |
| └ 208.75.141.88/29 | 8 | 208-75-141-88-29 | unknown | — | — | — |
| └ 208.75.141.96/29 | 8 | 208-75-141-96-29 | unknown | — | — | — |
| └ 208.75.141.104/29 | 8 | 208-75-141-104-29 | unknown | — | — | — |
| └ 208.75.141.112/29 | 8 | 208-75-141-112-29 | unknown | — | — | — |
| └ 208.75.141.120/30 | 4 | 208-75-141-1120-30 | unknown | — | — | — |
| └ 208.75.141.124/30 | 4 | 208-75-141-124-30 | unknown | — | — | — |
| └ 208.75.141.128/29 | 8 | 208-75-141-128-29 | unknown | — | — | — |
| └ 208.75.141.136/30 | 4 | 208-75-141-136-30 | unknown | — | — | — |
| └ 208.75.141.144/30 | 4 | 208-75-141-144-30 | unknown | — | — | — |
| └ 208.75.141.148/30 | 4 | 208-75-141-148-30 | unknown | — | — | — |
| └ 208.75.141.152/30 | 4 | 208-75-141-152-30 | unknown | — | — | — |
| └ 208.75.141.156/30 | 4 | 208-75-141-156-30 | unknown | — | — | — |
| └ 208.75.141.160/30 | 4 | 208-75-141-160-30 | unknown | — | — | — |
| └ 208.75.141.164/30 | 4 | 208-75-141-164-30 | unknown | — | — | — |
| └ 208.75.141.168/30 | 4 | 208-75-141-168-30 | unknown | — | — | — |
| └ 208.75.141.172/30 | 4 | 208-75-141-172-30 | unknown | — | — | — |
| └ 208.75.141.176/30 | 4 | 208-75-141-176-30 | unknown | — | — | — |
| └ 208.75.141.180/30 | 4 | 208-75-141-180-30 | unknown | — | — | — |
| └ 208.75.141.184/30 | 4 | 208-75-141-184-30 | unknown | — | — | — |
| └ 208.75.141.188/30 | 4 | 208-75-141-188-30 | unknown | — | — | — |
| └ 208.75.141.192/29 | 8 | 208-75-141-192-29 | unknown | — | — | — |
| └ 208.75.141.200/30 | 4 | 208-75-141-200-30 | unknown | — | — | — |
| └ 208.75.141.204/30 | 4 | 208-75-141-204-30 | unknown | — | — | — |
| └ 208.75.141.208/30 | 4 | 208-75-141-208-30 | unknown | — | — | — |
| └ 208.75.141.212/30 | 4 | 208-75-141-212-30 | unknown | — | — | — |
| └ 208.75.141.216/30 | 4 | 208-75-141-216-30-CUST | unknown | — | — | — |
| └ 208.75.141.220/30 | 4 | 208-75-141-220-30 | unknown | — | — | — |
| └ 208.75.141.224/30 | 4 | 208-75-141-224-30 | unknown | — | — | — |
| └ 208.75.141.228/30 | 4 | 208-75-141-228-30 | unknown | — | — | — |
| └ 208.75.141.232/30 | 4 | 208-75-141-232-30 | unknown | — | — | — |
| └ 208.75.141.236/30 | 4 | 208-75-141-236-30 | unknown | — | — | — |
| └ 208.75.141.248/30 | 4 | 208-75-141-248-30 | unknown | — | — | — |
| └ 208.75.141.252/30 | 4 | 208-75-141-252-30 | unknown | — | — | — |
| └ 208.75.142.224/27 | 32 | 208-75-142-224-30 | unknown | — | — | — |
| └ 208.75.143.0/30 | 4 | CUST-208-75-143-0-30 | unknown | — | — | — |
| └ 208.75.143.48/30 | 4 | CUST-208-75-143-48-30 | unknown | — | — | — |
| └ 208.75.143.88/29 | 8 | 208-75-143-88-29 | unknown | — | — | — |
| └ 208.75.143.96/29 | 8 | 208-75-143-96-29 | unknown | — | — | — |
| └ 208.75.143.200/30 | 4 | 208-75-143-200-30 | unknown | — | — | — |
| └ 208.75.143.208/29 | 8 | 208-75-143-208-29 | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 1,016 | >99% | 5 | |
| Business | 8 | 0.78% | 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
- Reactivated
- First seen
- Mar 2007
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 3
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 3
Whois
Registration for this announcement
- Range
- 208.
75. 140. 0/ 22 - Netname
- MONTANA-OPTICOM-208-75-140
- 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-208-75-140-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Feb 27, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 27, 2007
- Status
- assigned
Report abuse
Abuse contact
- support@
mt-opticom. com - Name
- MT-Opticom Abuse
- Phone
- +1-406-999-5000
- Handle
- MTOPT2-ARIN