Data as of Nov 8, 2026
204.183.220.0/22
No anonymizer space · no proxy exits in 30 daysCogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 204.180.0.0/14 since May 2024 | AS174 | Internet provider | Cogent Communications, LLC |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 204.180.0.0/14 | 262,144 | COGENT-204-180-0 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Oct 18, 1994 | abuse@ |
| └ 204.183.220.0/22 | 1,024 | SPRINTLINK | CHAMBERLAIN (CHAMB-12) · US | Reassigned | Jun 2, 2016 | mcoccimiglio@ |
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 204.
180. 0. 0/ 14 - Registration type
- Direct Allocation
- Record created
- Oct 18, 1994
- Legacy
- yes
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2024
- Current origin since
- Dec 2024 · 1.9 yr
- Origin networks
- 2
- Last change of origin
- Dec 2024
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 204.
183. 220. 0/ 22 - Netname
- SPRINTLINK
- Registrant
- CHAMBERLAIN
- Organization
- CHAMBERLAIN (CHAMB-12)
- Org address
- 845 N. LARCH AVE, ELMHURST, IL, 60126
- Org country
- US
- Type
- Reassigned
- Handle
- NET-204-183-220-0-1
- Parent
- NET-204-180-0-0-1
- Created
- Jun 2, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 18, 1994
- Status
- assigned
Report abuse
Abuse contact
- mcoccimiglio@
chamberlaingroup. com - Name
- Mike Coccimiglio
- Phone
- +1-519-279-4025
- Handle
- MCO357-ARIN