Data as of Nov 11, 2026
66.78.36.0/22
512 anonymizer addresses · 50% · Datacenter proxyColocation America Corporation
IPv4 market
Path
Operators, sellers and brokers
Proxy providers
| Name | Parent | In 66.78.36.0/22 | /24s |
|---|---|---|---|
| QuarkIP | 51250% | 2 |
Leased from
Owners leasing their own space
| Name | In 66.78.36.0/22 | /24s |
|---|---|---|
| Colocation America Corporation | 51250% | 2 |
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Operator | Leased from | Holder | RPKI |
|---|---|---|---|---|---|---|
| 66.78.36.0/24 since Mar 2024 | AS21859 | Datacenter proxy | Proxy providerssold by QuarkIP | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 66.78.37.0/24 since Mar 2024 | AS21859 | Datacenter proxy | Proxy providerssold by QuarkIP | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 66.78.38.0/24 since Nov 8, 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | ||
| 66.78.39.0/24 since Feb 2026 | AS214054 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA 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 |
|---|---|---|---|---|---|---|
| 66.78.0.0/18 | 16,384 | CAC-BLOCK14 | Colocation America Corporation (CAC-89) · US | Direct Allocation | Apr 26, 2016 | Abuse@ |
| └ 66.78.36.0/22 | 1,024 | IPXO-LLC | IPXO LLC (IL-845) · US | Reallocated | Feb 5, 2024 | abuse@ |
| └ 66.78.36.0/22 | 1,024 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Jan 7, 2025 | report@ |
| └ 66.78.38.0/24 | 256 | NET-66-78-38-0-24 | unknown | Reassigned | Nov 6, 2026 | report@ via IPXO-LLC |
| └ 66.78.39.0/24 | 256 | CHARTVPS | ChartVPS Technologies (C11535550) · CA | Reassigned | Mar 6, 2026 | report@ via IPXO-LLC |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Datacenter proxyanonymizer | 512 | 50% | 2 | |
| Hosting | 512 | 50% | 2 |
Network & registry
Announced by
Covering announcement 66.78.0.0/18
- Prefix
- 66.78.0.0/18
- Announced by
- AS21769 Colocation America Corporation
- Type
- Hosting
- Anonymizer addresses
- 6,144 addresses · 38%Datacenter proxy
- Operator
- Proxy providersoperated by Oxylabs
- Leased from
- IP broker IPXO (part)
- RPKI
- No RPKI
- Netname
- CAC-BLOCK14
- Registrant
- Colocation America Corporation
- RIR
- ARIN
Origin network
AS21769
US
- Name
- Colocation America Corporation
- Type
- Hosting
- Registered
- Jul 15, 2005
- Domain
- colocationamerica.com
- Website
- www.colocationamerica.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 66.78.0.0/18
66.78.0.0/18
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2016 · 11 yr
- Origin networks
- 5
- Last change of origin
- May 2016
Recorded history
History
- Handoffs
- 5
Whois
Registration for this announcement
- Range
- 66.
78. 0. 0/ 18 - Netname
- CAC-BLOCK14
- Registrant
- Colocation America Corporation
- Organization
- Colocation America Corporation (CAC-89)
- Org address
- 9360 W Flamingo Rd Suite 178, Las Vegas, NV, 89147
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-66-78-0-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Apr 26, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 26, 2016
- Status
- assigned
Report abuse
Abuse contact
- Abuse@
colocationamerica. com - Name
- Abuse
- Phone
- +1-800-296-8915
- Handle
- ABUSE7705-ARIN