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Data as of Nov 5, 2026

207.152.72.0/21

Anonymizer · ISP proxy

Charter Communications LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS20115
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
none on record
2 · Leased from
Rackdog
3 · Announced by
AS20115 Charter Communications LLC
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 207.152.72.0/21/24s
Rackdog
2,048100%
8

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

207.152.72.0/21

From the registry to its use

  1. May 9, 2005– Jun 27, 2016
    Announced
    AS2914 NTT America, Inc.
    as part of 207.152.64.0/18
    207.152.64.0/18
  2. Aug 15, 2016– today
    Announced
    AS2914 NTT America, Inc.
    as part of 207.152.64.0/18
    207.152.64.0/18
  3. Oct 8, 2026
    Assigned
    RCN

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesProxy exitsHolderRPKI
207.152.64.0/18
since Aug 2016
AS2914Internet provider5123.1%ISP proxy33
11 always on
NTT America, 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
207.152.64.0/1816,384NTTA-207-152-64NTT America, Inc. (NTTAM-1) · USDirect AllocationJun 14, 1996abuse@ntt.net
└ 207.152.72.0/212,048RCN-207-152-72unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS20115

US
Name
Charter Communications LLC
Type
Internet provider
Registered
Mar 26, 2001
Domain
charter.com
Website
www.spectrum.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed