Data as of Nov 12, 2026
205.243.72.0/24
2 residential-proxy exits · 30 daysMontana Opticom, LLC · space held by Cogent Communications, LLC
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
6
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
78 observations
Proxy providers listing exits
- FastProxy
- LemonBright
- RainProxy
- Shifter
- ThunderProxy
- ZENPROXY_PREMIUM
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 205.240.0.0/13 | AS174 | Internet provider | IP broker Rackdog (part) | 36 2 always on | Cogent Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 205.240.0.0/13 | 524,288 | COGENT-205-240-0 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Apr 24, 1995 | abuse@ |
| └ 205.243.72.0/23 | 512 | SPRINT-CDF348 | Bridgeband Communications (BRIDGE-19) · US | Reassigned | Sep 14, 1999 | — |
Network & registry
Announced by
Covering announcement 205.243.72.0/23
- Prefix
- 205.243.72.0/23
- Announced by
- AS11924 Montana Opticom, LLC
- Type
- Residential
- Proxy exits
- 5
- RPKI
- No RPKI
- Netname
- SPRINT-CDF348
- Registrant
- Bridgeband Communications
- RIR
- ARIN
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 205.
240. 0. 0/ 13 - Registration type
- Direct Allocation
- Record created
- Apr 24, 1995
- Legacy
- yes
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
Covering aggregate above, the prefix's own history below
205.243.72.0/23
Routing history
- Pattern
- Stable
- First seen
- Jul 2007
- Current origin since
- May 2013 · 13 yr
- Origin networks
- 2
- Last change of origin
- May 2013
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 205.
243. 72. 0/ 23 - Netname
- SPRINT-CDF348
- Registrant
- Bridgeband Communications
- Organization
- Bridgeband Communications (BRIDGE-19)
- Org address
- 144 Quail Run Road, Bozeman, MT, 59718
- Org country
- US
- Type
- Reassigned
- Handle
- NET-205-243-72-0-1
- Parent
- NET-205-240-0-0-1
- Created
- Sep 14, 1999
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 24, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN