LAYER3 INTEL
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Data as of Nov 6, 2026

66.210.216.0/21

3 residential-proxy exits · 30 days

Cox Communications Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS22773
Type
Residential

Residential-proxy exits

Proxy exits
3
0.15% of its addresses · 30 days
Spread
2 of 8
/24s with at least one exit
Providers
7
selling exits here
Oct 7, 2026 – Nov 5, 2026

Exits seen per day

185 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
66.210.221.0/2402
66.210.223.0/2401

Proxy providers listing exits

  • AnyIP
  • EnigmaProxy
  • LemonBright
  • NovaProxy
  • Proxiware
  • ProxyEmpire
  • VantageProxies

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
66.210.0.0/16
since Aug 2016
AS22773Residential150
12 always on
Cox Communications Inc.
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
66.210.217.0/24
since Aug 2016
AS22773ResidentialCox Communications Inc.
via Cox Communications Inc.
66.210.222.0/24
since Apr 2018
AS22773ResidentialCox Communications Inc.
via Cox Communications Inc.

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
66.210.0.0/1665,536COX-NET-2BLKCox Communications Inc. (CXA) · USDirect AllocationDec 19, 2001abuse@charter.net
└ 66.210.208.0/204,096NETBLK-AT-OHFC-66-210-208-0Cox Communications Inc. (CXA) · USReallocatedNov 13, 2007abuse@charter.net

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cox Communications Inc.
Handle
CXA
Range
66.210.0.0/16
Registration type
Direct Allocation
Record created
Dec 19, 2001
Origin network

AS22773

US
Name
Cox Communications Inc.
Type
Internet provider
Registered
Nov 20, 2001
Domain
cox.com
Website
www.cox.com/peering
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed