Data as of Nov 6, 2026
204.157.152.0/21
5 residential-proxy exits · 30 daysCogent Communications, LLC
Residential-proxy exits
Proxy exits
5
0.24% of its addresses · 30 days
Spread
1 of 8
/24s with at least one exit
Providers
22
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
549 observations
Proxy providers listing exits
- 9Proxy
- AnyIP
- BirdProxies
- BottingTools
- Byteful
- Decodo
- Evomi
- FastProxy
- FlashProxy
- FloppyData
- Geonode
- GonzoProxy
- Infatica
- InfiniteProxies
- LemonBright
- Oxylabs
- Proxy-Seller
- Proxy4U
- ProxyRack
- Shifter
- Thordata
- VitalExclusive
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 204.157.152.0/24 since Oct 2024 | AS133495 | Unknown | Cogent Communications, LLC | ||
| 204.157.153.0/24 since Feb 2025 | AS133495 | Unknown | Cogent Communications, LLC | ||
| 204.157.156.0/24 since Nov 2023 | AS206283 | Residential | Cogent Communications, LLC | ||
| 204.157.157.0/24 since Feb 2024 | AS198381 | Unknown | Cogent Communications, LLC | ||
| 204.157.158.0/24 since Nov 2023 | AS136030 | Unknown | 5 | 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 |
|---|---|---|---|---|---|---|
| 204.157.0.0/16 | 65,536 | COGENT-204-157-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Sep 21, 1994 | abuse@ |
| └ 204.157.152.0/21 | 2,048 | DELTA-COMMS-CGNT-NET-3 | Delta Communications FZ LLC (C10397362) · PK | Reassigned | Nov 9, 2023 | abuse@ via COGENT-204-157-16 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
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 | |
|---|---|---|---|---|
| Unknown | 1,024 | 50% | 4 | |
| Internet provider | 768 | 38% | 2 | |
| Residential | 256 | 13% | 1 |
Network & registry
Announced by
Covering announcement 204.157.0.0/16
- Prefix
- 204.157.0.0/16
- Announced by
- AS174 Cogent Communications, LLC
- Type
- Internet provider
- Proxy exits
- 5,362
- Always-on exits
- 1,608
- RPKI
- No RPKI
- Netname
- COGENT-204-157-16
- Registrant
- Cogent Communications, LLC
- RIR
- ARIN
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
Who has announced 204.157.0.0/16
204.157.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jun 2005 · 21 yr
- Origin networks
- 2
- Last change of origin
- Jun 2005
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 204.
157. 0. 0/ 16 - Netname
- COGENT-204-157-16
- 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-204-157-0-0-1
- Parent
- NET-204-0-0-0-0
- Created
- Sep 21, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 21, 1994
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN