Data as of Nov 10, 2026
204.119.128.0/20
No anonymizer space · no proxy exits in 30 daysCogent Communications, LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 204.119.138.0/23 since Jan 2016 | AS394601 | Unknown | 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. | 262,144 | COGC | Cogent Communications, LLC (COGC) · US | Direct Allocation | Aug 12, 1994 | abuse@ |
| └ 204.119.128.0/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.128.8/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.129.80/28 | 16 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.131.0/24 | 256 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.133.96/28 | 16 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.133.112/28 | 16 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.133.192/27 | 32 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.134.128/28 | 16 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.134.144/28 | 16 | SPRINTINK | unknown | — | — | — |
| └ 204.119.134.200/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.134.248/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.136.128/25 | 128 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.137.0/24 | 256 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.138.0/23 | 512 | SPRINTLINK | Global Nexus (GN-67) · BS | Reassigned | Dec 31, 2015 | — |
| └ 204.119.143.40/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.143.64/27 | 32 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.143.128/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.143.192/29 | 8 | SPRINTLINK | unknown | — | — | — |
| └ 204.119.143.208/29 | 8 | SPRINTLINK | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 3,248 | 79% | 14 | |
| Unknown | 512 | 13% | 1 | |
| Business | 336 | 8.2% | 16 |
Network & registry
Announced by
Covering announcement 204.118.0.0/15
- Prefix
- 204.118.0.0/15
- Announced by
- AS174 Cogent Communications, LLC
- Type
- Internet provider
- Proxy exits
- 3
- RPKI
- No RPKI
- Netname
- COGC
- 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
- 1,623
Routing timeline
Who has announced 204.118.0.0/15
204.118.0.0/15
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- May 2024 · 2.5 yr
- Origin networks
- 2
- Last change of origin
- May 2024
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 204.
117. 0. 0 - 204. 120. 255. 255 - Netname
- COGC
- 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-204-117-0-0-1
- Parent
- NET-204-0-0-0-0
- Created
- Aug 12, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 12, 1994
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN