Data as of Nov 7, 2026
206.0.168.0/21
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
Recent change
New origin Jun 2026
from AS271907 Colnetwork C.A.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 206.0.160.0/20 since Jun 2026 | AS271907 | Residential | Cogent Communications, LLC | ||
| 206.0.0.0/15 since Jan 2011 | AS174 | Internet provider | 20,715 901 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 206.0.172.0/24 since Jul 2026 | AS271907 | Residential | Cogent Communications, LLC | |
| 206.0.175.0/24 since Jul 2026 | AS271907 | Residential | 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
- Stable
- First seen
- Aug 2024
- Current origin since
- Jun 2026 · 4 mo
- Origin networks
- 1
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