Data as of Nov 3, 2026
64.83.72.0/24
No anonymizer space · no proxy exits in 30 daysHostPapa · space held by Colocation America Corporation
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Sep 2026
from AS395839 HOSTKEY
IPv4 market
Path
Announced by AS36352 since Sep 2026 · 9 wk ago
1 · Holder
record created Sep 17, 2025 · reallocated to Internet Utilities NA LLC Jan 20, 2026
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
64.83.72.0/24
From the registry to its use
- May 9, 2005– Nov 8, 2014
- Nov 15, 2014– Jun 4, 2025
- Sep 9, 2025– Nov 2, 2026
- Sep 17, 2025Registry recordColocation America CorporationDirect Allocation64.83.64.0/20
- Jan 20, 2026ReallocatedInternet Utilities NA LLCReallocated64.83.64.0/20
- Feb 24, 2026– Mar 7, 2026
- Mar 20, 2026– Jul 17, 2026
- Sep 4, 2026AssignedInternet Utilities NA LLCReassigned64.83.72.0/24
- Sep 4, 2026Route objectIPXORADB route object for AS36352 HostPapa, maintainer MAINT-AS834
- Sep 4, 2026Route objectIPXOARIN route object for AS36352 HostPapa, maintainer MNT-DCL-577
- Sep 4, 2026– Nov 2, 2026
- todayLeased fromIPXOIP broker
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Holder | RPKI |
|---|---|---|---|---|---|
| 64.83.64.0/20 since Sep 2025 | AS21769 | Hosting | IP broker IPXO | Colocation America Corporation via Internet Utilities NA 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 |
|---|---|---|---|---|---|---|
| 64.83.64.0/20 | 4,096 | CAC-BLOCK70 | Colocation America Corporation (CAC-89) · US | Direct Allocation | Sep 17, 2025 | [email protected] |
| └ 64.83.64.0/20 | 4,096 | IPXO | IPXO LLC (IL-845) · US | Reallocated | Jan 15, 2026 | [email protected] |
| └ 64.83.64.0/20 | 4,096 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Jan 20, 2026 | [email protected] |
| └ 64.83.72.0/24 | 256 | NET-64-83-72-0-24 | unknown | Reassigned | Sep 4, 2026 | [email protected] via CAC-BLOCK70 |
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
- Colocation America Corporation
- Handle
- CAC-89
- Range
- 64.83.64.0/20
- Registration type
- Direct Allocation
- Record created
- Sep 17, 2025
- Reallocated to
- Internet Utilities NA LLC (DCL-577)
- Reallocated
- Jan 20, 2026
Origin network
AS36352
US
- Name
- HostPapa
- Type
- Hosting
- Registered
- Dec 12, 2005
- Domain
- colocrossing.com
- Website
- www.colocrossing.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 169
- Tor exits
- 3
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2026
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 3
- Last change of origin
- Sep 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 64.83.72.0/24 | AS36352 | /24 | ARIN | RPKI valid |
| 64.83.64.0/20 | AS21769 | /20 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 64.83.72.0/24
- Netname
- NET-64-83-72-0-24
- Registrant
- Internet Utilities NA LLC
- Organization
- Internet Utilities NA LLC (DCL-577)
- Org address
- 2711 Centerville Road, Wilmington, DE, 19808
- Org country
- US
- Type
- Reassigned
- Handle
- NET-64-83-72-0-1
- Parent
- NET-64-83-64-0-3
- Created
- Sep 4, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 17, 2025
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Internet Utilities Abuse
- Phone
- +1-650-934-1667
- Handle
- IUA-ARIN