Data as of Nov 6, 2026
206.61.144.144/28
No anonymizer space · no proxy exits in 30 daysCogent 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 |
|---|---|---|---|---|---|---|
| 206.61.0.0/16 | 65,536 | COGENT-206-61-0 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Jul 12, 1995 | abuse@ |
| └ 206.61.144.144/28 | 16 | SPRINTLINK | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 206.61.0.0/16
- Prefix
- 206.61.0.0/16
- Announced by
- AS174 Cogent Communications, LLC
- Type
- Internet provider
- RPKI
- No RPKI
- Netname
- COGENT-206-61-0
- 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 206.61.0.0/16
206.61.0.0/16
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
- 206.
61. 0. 0/ 16 - Netname
- COGENT-206-61-0
- 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-206-61-0-0-1
- Parent
- NET-206-0-0-0-0
- Created
- Jul 12, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 12, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN