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Data as of Nov 9, 2026

206.106.74.0/24

Anonymizer · ISP proxy

Windstream Communications LLC · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS7029
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Aug 15, 1995
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS7029 Windstream Communications LLC
since Jan 2026 · 9 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 206.106.74.0/24/24s
Rackdog
256100%
1
Leased from

Owners leasing their own space

NameIn 206.106.74.0/24/24s
Cogent Communications, LLC
256100%
1

Lineage

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

206.106.74.0/24

From the registry to its use

  1. Aug 15, 1995
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    206.104.0.0/14
  2. Aug 16, 2025– today
    Announced
    AS7029 Windstream Communications LLC
    as part of 206.106.64.0/20
    206.106.64.0/20
  3. Jan 31, 2026– Feb 11, 2026
    Announced
    AS17476 CloudRadium (HK) Limited
    Hosting
  4. Jan 31, 2026– today
    Announced
    AS7029 Windstream Communications LLC
    Internet provider
  5. May 27, 2026
    Assigned
    RCN
    Reassigned
    206.106.0.0/17
  6. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesLeased fromProxy exitsHolderRPKI
206.106.64.0/20
since Aug 2025
AS7029ISP proxy3,84094%IP broker RackdogCogent Communications, LLC
206.104.0.0/14
since May 2024
AS174Internet provider17
2 always on
Cogent Communications, LLC

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
206.104.0.0/14262,144COGENT-206-104-0Cogent Communications, LLC (COGC) · USDirect AllocationAug 15, 1995abuse@cogentco.com
└ 206.106.0.0/1732,768RACKDOG-CGNT-NET-42RCN (C11605237) · USReassignedMay 27, 2026abuse@cogentco.com
via COGENT-206-104-0

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
206.104.0.0/14
Registration type
Direct Allocation
Record created
Aug 15, 1995
Legacy
yes
Origin network

AS7029

US
Name
Windstream Communications LLC
Type
Internet provider
Registered
Jul 30, 1996
Domain
uniti.com
Website
www.uniti.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed