Data as of Nov 4, 2026
206.0.185.0/24
No anonymizer space · no proxy exits in 30 daysColnetwork C.A. · space held by Cogent Communications, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jul 2026
from AS174 Cogent Communications, LLC, after 4.4 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 206.0.176.0/20 since Jun 2026 | AS271907 | Residential | 6 | Cogent Communications, LLC | |
| 206.0.0.0/15 since Jan 2011 | AS174 | Internet provider | 23,289 899 always on | 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 |
|---|---|---|---|---|---|---|
| 206. | 196,608 | COGENT-206-0-1-2-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | May 8, 1995 | abuse@ |
| └ 206.0.160.0/19 | 8,192 | COLNETWORK-CGNT-NET-2 | Colnetwork C.A. (C08851693) · VE | Reassigned | Aug 30, 2022 | abuse@ via COGENT-206-0-1-2-16 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 206.
0. 0. 0 - 206. 2. 255. 255 - Registration type
- Direct Allocation
- Record created
- May 8, 1995
- Legacy
- yes
Origin network
AS271907
VE
- Name
- Colnetwork C.A.
- Type
- Internet provider
- Registered
- Apr 28, 2021
- Domain
- col-network.com
- Website
- col-network.com/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jul 2021
- Current origin since
- Jul 2026 · 4 mo
- Origin networks
- 3
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 206.0.160.0/19 | AS271907 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 206.
0. 160. 0/ 19 - Netname
- COLNETWORK-CGNT-NET-2
- Registrant
- Colnetwork C.A.
- Organization
- Colnetwork C.A. (C08851693)
- Type
- Reassigned
- Handle
- NET-206-0-160-0-1
- Parent
- NET-206-0-0-0-1
- Created
- Aug 30, 2022
- RIR
- ARIN
- Country
- US
- Delegated
- May 8, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN