Data as of Nov 4, 2026
209.146.16.0/20
1 residential-proxy exit · 30 daysCogent Communications, LLC
Residential-proxy exits
Proxy exits
1
0.02% of its addresses · 30 days
Spread
1 of 16
/24s with at least one exit
Providers
2
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- LemonBright
- ProxyGeo
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.146.20.0/24 since Dec 2017 | AS135607 | Residential | Cogent Communications, LLC | ||
| 209.146.23.0/24 since Dec 2017 | AS135607 | Residential | Cogent Communications, LLC | ||
| 209.146.31.0/24 since Dec 2017 | AS135607 | Residential | 1 | 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 |
|---|---|---|---|---|---|---|
| 209.146.0.0/17 | 32,768 | COGENT-IDCI-0001 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Oct 3, 1997 | [email protected] |
| └ 209.146.16.0/20 | 4,096 | NET-209-146-16-0-1 | IPS, Inc. (C06905688) · PH | Reassigned | Feb 20, 2018 | [email protected] via COGENT-IDCI-0001 |
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
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 3,328 | 81% | 3 | |
| Residential | 768 | 19% | 3 |
Network & registry
Announced by
Covering announcement 209.146.0.0/17
- Prefix
- 209.146.0.0/17
- Announced by
- AS174 Cogent Communications, LLC
- Type
- Internet provider
- Proxy exits
- 63
- Always-on exits
- 13
- RPKI
- No RPKI
- Netname
- COGENT-IDCI-0001
- 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 209.146.0.0/17
209.146.0.0/17
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on 209.146.0.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS174 | RADB | Cogent | MAINT-AS174 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 209.146.0.0/17
- Netname
- COGENT-IDCI-0001
- 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-209-146-0-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Oct 3, 1997
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 3, 1997
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN