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Data as of Nov 5, 2026

173.211.0.0/24

Anonymizer · Datacenter proxy12 residential-proxy exits · 30 days

Colocation America Corporation

Announcement
173.211.0.0/17
No RPKI
Announced by
AS21769
Type
Datacenter proxy
Risk
85 / 100 · Critical

Residential-proxy exits

Proxy exits
12
4.7% of its addresses · 30 days
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

55 observations
IPv4 market

Path

1 · Holder
Colocation America Corporation
record created Oct 5, 2009
2 · Leased from
IPXO
3 · Announced by
AS21769 Colocation America Corporation
since Aug 2011 · 15.3 yr ago
4 · Use
Proxy providersnamed Oxylabs
Datacenter proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 173.211.0.0/24/24s
OxylabsTesonet
256100%
1

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
173.211.0.0/1732,768CAC-BLOCK7Colocation America Corporation (CAC-89) · USDirect AllocationOct 5, 2009Abuse@colocationamerica.com
└ 173.211.0.0/24256CODE200unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 173.211.0.0/17

Prefix
173.211.0.0/17
Announced by
AS21769 Colocation America Corporation
Type
Hosting
Anonymizer addresses
7,168 addresses · 22%Datacenter proxy
Operator
Proxy providersoperated by Oxylabs
Leased from
IP broker IPXO (part)
RPKI
No RPKI
Netname
CAC-BLOCK7
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