Data as of Nov 13, 2026
209.136.66.0/23
No anonymizer space · no proxy exits in 30 daysData102 · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.136.0.0/16 since Nov 2016 | AS3549 | Internet provider | 51 4 always on | Level 3 Parent, 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 |
|---|---|---|---|---|---|---|
| 209.136.0.0/16 | 65,536 | ESPIRE-4BL | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | Aug 22, 1997 | abuse@ |
| └ 209.136.66.0/23 | 512 | OPTNET-BLK1-20060921 | Optimum Network Services (ONS-19) · US | Reallocated | Sep 21, 2006 | ipadmin@ |
Network & registry
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 209.
136. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Aug 22, 1997
- Legacy
- yes
- Reallocated to
- Optimum Network Services (ONS-19)
- Reallocated range
- 209.
136. 66. 0/ 23 - Reallocated
- Sep 21, 2006
Origin network
AS33302
US
- Name
- Data102
- Type
- Hosting
- Registered
- Nov 17, 2004
- Domain
- data102.com
- Website
- colohouse.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2006
- Current origin since
- Sep 2006 · 20 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS33302 | ARIN | Data102 COS | MNT-ONS-19 | Aug 27, 2020 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 209.136.66.0/24 | AS54161 | ARIN | ION Delegation | MNT-ONS-19 | Aug 27, 2020 |
Whois
Registration for this announcement
- Range
- 209.
136. 66. 0/ 23 - Netname
- OPTNET-BLK1-20060921
- Registrant
- Optimum Network Services
- Organization
- Optimum Network Services (ONS-19)
- Org address
- 102 S TEJON ST, Colorado Springs, CO, 80903
- Org country
- US
- Type
- Reallocated
- Handle
- NET-209-136-66-0-1
- Parent
- NET-209-136-0-0-1
- Created
- Sep 21, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 22, 1997
- Status
- assigned
Report abuse
Abuse contact
- ipadmin@
data102. com - Name
- ONS IP ADMIN
- Phone
- +1-888-328-2102
- Handle
- OIA-ARIN