Data as of Nov 8, 2026
154.21.204.0/22
6 residential-proxy exits · 30 daysCogent Communications, LLC
Residential-proxy exits
Proxy exits
6
0.59% of its addresses · 30 days
Spread
4 of 4
/24s with at least one exit
Providers
19
selling exits here
Oct 9, 2026 – Nov 7, 2026
Exits seen per day
151 observations
- Hosting
- Unknown
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 154.21.207.0/24 | 0 | 3 | |
| 154.21.204.0/24 | 0 | 1 | |
| 154.21.205.0/24 | 0 | 1 | |
| 154.21.206.0/24 | 0 | 1 |
Proxy providers listing exits
- BirdProxies
- Byteful
- CliProxy
- DataImpulse
- EnigmaProxy
- GSocks
- Geonix
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- Proxyma
- RainProxy
- Shifter
- VantageProxies
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 154.21.0.0/16 since Sep 2018 | AS174 | Internet provider | 290 45 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 154.21.205.0/24 since Oct 22, 2026 | AS197196 | Hosting | 1 | Cogent Communications, LLC |
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 | |
|---|---|---|---|---|
| Unknown | 768 | 75% | 2 | |
| Hosting | 256 | 25% | 1 |
Network & registry
Origin network
AS174
US
- Name
- Cogent Communications, LLC
- Type
- Internet provider
- Registered
- May 16, 1996
- Domain
- cogentco.com
- Website
- www.cogentco.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1,658
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2025
- Current origin since
- Jan 2025 · 1.8 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 154.
21. 0. 0/ 16 - Netname
- COGENT-154-21-16
- Registrant
- Cogent Communications, LLC
- Organization
- Cogent Communications, LLC (COGC)
- Org address
- 2450 N Street NW, Washington, DC, 20037
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-154-21-0-0-1
- Parent
- NET-154-0-0-0-0
- Created
- Feb 5, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 5, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN