Data as of Nov 3, 2026
205.196.128.0/20
256 anonymizer addresses · 6.3% · ISP proxyColocation America Corporation
IPv4 market
Path
4 · Use
Hosting
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 205.196.128.0/20 | /24s |
|---|---|---|
| IPXO | 2566.3% | 1 |
Leased from
Owners leasing their own space
| Name | In 205.196.128.0/20 | /24s |
|---|---|---|
| Colocation America Corporation | 2566.3% | 1 |
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Leased from | Holder | RPKI |
|---|---|---|---|---|---|
| 205.196.128.0/24 since Apr 2026 | AS14618 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.129.0/24 since Mar 2026 | AS134135 | Unknown | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.130.0/24 since Mar 2026 | AS134135 | Unknown | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.131.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.132.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.133.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.134.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.135.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.136.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.137.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.138.0/24 since Mar 2026 | AS40676 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.139.0/24 since Sep 27, 2026 | AS6939 | ISP proxy | IP broker IPXO | Colocation America Corporation via Internet Utilities NA LLC | |
| 205.196.140.0/22 since Mar 2026 | AS53991 | Unknown | 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 |
|---|---|---|---|---|---|---|
| 205.196.128.0/19 | 8,192 | CAC-BLOCK73 | Colocation America Corporation (CAC-89) · US | Direct Allocation | Sep 17, 2025 | [email protected] |
| └ 205.196.128.0/20 | 4,096 | IPXO | IPXO LLC (IL-845) · US | Reallocated | Jan 15, 2026 | [email protected] |
| └ 205.196.128.0/20 | 4,096 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Jan 15, 2026 | [email protected] |
| └ 205.196.128.0/24 | 256 | NET-205-196-128-0-24 | unknown | Reassigned | Apr 17, 2026 | [email protected] via IPXO |
| └ 205.196.129.0/24 | 256 | NET-205-196-129-0-24 | unknown | Reassigned | Mar 12, 2026 | [email protected] via IPXO |
| └ 205.196.130.0/24 | 256 | NET-205-196-130-0-24 | unknown | Reassigned | Mar 12, 2026 | [email protected] via IPXO |
| └ 205.196.131.0/24 | 256 | NET-205-196-131-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.132.0/24 | 256 | NET-205-196-132-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.133.0/24 | 256 | NET-205-196-133-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.134.0/24 | 256 | NET-205-196-134-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.135.0/24 | 256 | NET-205-196-135-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.136.0/24 | 256 | NET-205-196-136-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.137.0/24 | 256 | NET-205-196-137-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.138.0/24 | 256 | NET-205-196-138-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.139.0/24 | 256 | NET-205-196-139-0-24 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
| └ 205.196.140.0/22 | 1,024 | NET-205-196-140-0-22 | unknown | Reassigned | Mar 24, 2026 | [email protected] via IPXO |
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
4,096 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Hosting | 3,328 | 81% | 10 | |
| Unknown | 512 | 13% | 2 | |
| ISP proxyanonymizer | 256 | 6.3% | 1 |
Network & registry
Announced by
Covering announcement 205.196.128.0/19
- Prefix
- 205.196.128.0/19
- Announced by
- AS21769 Colocation America Corporation
- Type
- Hosting
- Anonymizer addresses
- none
- Leased from
- IP broker IPXO (part)
- RPKI
- RPKI valid
- Netname
- CAC-BLOCK73
- 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 205.196.128.0/19
205.196.128.0/19
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Sep 2025 · 1.1 yr
- Origin networks
- 3
- Last change of origin
- Sep 2025
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 205.196.128.0/19 | AS21769 | /19 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 205.196.128.0/19
- Netname
- CAC-BLOCK73
- 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-205-196-128-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Sep 17, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 17, 2025
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-800-296-8915
- Handle
- ABUSE7705-ARIN