Data as of Nov 13, 2026
154.64.209.0/24
No anonymizer space · no proxy exits in 30 daysOSNET · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 154.64.0.0/16 since Sep 2006 | AS174 | Internet provider | 3,477 296 always on | Cogent Communications, LLC |
Network & registry
Announced by
Covering announcement 154.64.208.0/21
- Prefix
- 154.64.208.0/21
- Announced by
- AS21559 OSNET
- Type
- Residential
- Proxy exits
- 10
- Always-on exits
- 3
- RPKI
- No RPKI
- Netname
- COGENT-154-64-16
- Registrant
- Cogent Communications, LLC
- RIR
- ARIN
Origin network
AS21559
PR
- Name
- OSNET
- Type
- Internet provider
- Registered
- Jul 7, 2010
- Domain
- osnetpr.net
- Website
- w2.osnetpr.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
154.64.208.0/21
Routing history
- Pattern
- Stable
- First seen
- Apr 2014
- Current origin since
- Mar 2021 · 5.6 yr
- Origin networks
- 1
IRR
Route objects on 154.64.208.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21559 | RADB | COLUMBUS NETWORKS TRANSIT CUSTOMERS | MAINT-AS23520 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 154.
64. 0. 0/ 16 - Netname
- COGENT-154-64-16
- 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-154-64-0-0-1
- 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