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Data as of Nov 8, 2026

173.246.218.0/24

1 residential-proxy exit · 30 days

Highlands Cable Group · space held by Optimum Online

Announcement
173.246.218.0/23
RPKI valid
Announced by
AS26327
Type
Residential
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

1 observation

Proxy providers listing exits

  • FloppyData

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
173.246.192.0/19
since Aug 2016
AS53488Residential65
12 always on
Optimum Online

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
173.246.192.0/198,192CABLE-OPERATIONS--NCOptimum Online (OPTO) · USDirect AllocationJun 28, 2010hostmaster@alticeusa.com
└ 173.246.218.0/23512HIGHLANDS-CABLE-GROUPHighlands Cable Group (HCG46) · USReassignedSep 16, 2010—

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 173.246.218.0/23

Prefix
173.246.218.0/23
Announced by
AS26327 Highlands Cable Group
Type
Residential
Proxy exits
5
RPKI
RPKI valid
Netname
HIGHLANDS-CABLE-GROUP
Registrant
Highlands Cable Group
RIR
ARIN
IPv4 market

Holder

Holder in the market →
Organization
Optimum Online
Handle
OPTO
Range
173.246.192.0/19
Registration type
Direct Allocation
Record created
Jun 28, 2010
Origin network

AS26327

US
Name
Highlands Cable Group
Type
Internet provider
Registered
Mar 18, 2019
Domain
highlandscable.net
Spamhaus ASN-DROP
not listed