Data as of Nov 13, 2026
205.164.76.0/24
No anonymizer space · no proxy exits in 30 daysCogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 205.164.64.0/18 since Jun 2005 | AS174 | Internet provider | 358 23 always on | Cogent Communications, LLC |
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
- 2,203
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2022
- Current origin since
- Aug 2025 · 1.2 yr
- Origin networks
- 3
- Last change of origin
- Aug 2025
Recorded history
History
- Handoffs
- 3
- Also announced by
- 271341
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS271341 not the origin | RADB | G8 Customer Proxy Route | MAINT-AS28329 | Aug 7, 2026 |
Whois
Registration for this announcement
- Range
- 205.
164. 64. 0 - 205. 164. 255. 255 - Netname
- COGENT-205-164-64
- 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-205-164-64-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Mar 15, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 15, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN