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Data as of Nov 7, 2026

216.75.88.0/21

1,536 anonymizer addresses · 75%

Colocation America Corporation

Announcement
216.75.64.0/19
RPKI valid
Announced by
AS21769
Type
Datacenter proxy
38% of it
IPv4 market

Path

1 · Holder
Colocation America Corporation
record created Sep 17, 2025
2 · Leased from
IPXO
for its owner Colocation America Corporation
3 · Announced by
AS21769 Colocation America Corporation
since Sep 2025 · 14 mo ago
4 · Use
Datacenter proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 216.75.88.0/21/24s
IPXO
1,53675%
6
Leased from

Owners leasing their own space

NameIn 216.75.88.0/21/24s
Colocation America Corporation
76838%
3

Announcements

More specific

Announcements inside

PrefixOriginTypeLeased fromHolderRPKI
216.75.88.0/24
since Apr 2026
AS8075HostingIP broker IPXOColocation America Corporation
via Internet Utilities NA LLC
216.75.89.0/24
since Jul 2026
AS8075HostingIP broker IPXOColocation America Corporation
via Internet Utilities NA LLC
216.75.90.0/24
since Nov 3, 2026
AS39521Datacenter proxyIP broker IPXOColocation America Corporation
via Internet Utilities NA LLC
216.75.91.0/24
since Jul 2026
AS2914ISP proxyIP broker IPXOColocation America Corporation
via Internet Utilities NA LLC
216.75.92.0/24
since Nov 3, 2026
AS39521Datacenter proxyIP broker IPXOColocation America Corporation
via Internet Utilities NA LLC
216.75.93.0/24
since Nov 3, 2026
AS39521Datacenter proxyIP broker IPXOColocation America Corporation
via Internet Utilities NA LLC
216.75.94.0/23
since Jul 2026
AS2914ISP proxyIP broker IPXOColocation 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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
216.75.64.0/198,192CAC-BLOCK78Colocation America Corporation (CAC-89) · USDirect AllocationSep 17, 2025Abuse@colocationamerica.com
└ 216.75.88.0/212,048IPXOIPXO LLC (IL-845) · USReallocatedJan 15, 2026abuse@ipxo.com
└ 216.75.88.0/212,048NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJan 15, 2026report@abuseradar.com
└ 216.75.88.0/24256NET-216-75-88-0-24AISpera (C11576994) · KRReassignedApr 23, 2026report@abuseradar.com
via IPXO
└ 216.75.89.0/24256NET-216-75-89-0-24AISpera (C11576995) · KRReassignedApr 23, 2026report@abuseradar.com
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

2,048 addresses
TypeAddressesShareRanges
Datacenter proxyanonymizer76838%3
ISP proxyanonymizer76838%2
Hosting51225%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 216.75.64.0/19

Prefix
216.75.64.0/19
Announced by
AS21769 Colocation America Corporation
Type
Hosting
Anonymizer addresses
none
Leased from
IP broker IPXO (part)
RPKI
RPKI valid
Netname
CAC-BLOCK78
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