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Data as of Nov 8, 2026

209.250.96.0/21

Anonymizer · ISP proxy

Windstream Communications LLC · space held by GTT Americas, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS7029
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Sep 28, 2026
its first announcement on record
IPv4 market

Path

Announced by AS7029 since Sep 28, 2026 · 6 wk ago
1 · Holder
GTT Americas, LLC
record created Jun 26, 1998 · reallocated to Northern Cable and Fiber, LLC Apr 25, 2025
2 · Leased from
Rackdog
for its owner GTT Americas, LLC
3 · Announced by
AS7029 Windstream Communications LLC
since Sep 28, 2026 · 6 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 209.250.96.0/21/24s
Rackdog
2,048100%
8
Leased from

Owners leasing their own space

NameIn 209.250.96.0/21/24s
GTT Americas, LLC
2,048100%
8

Lineage

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

209.250.96.0/21

From the registry to its use

  1. Jun 26, 1998
    Registry record
    GTT Americas, LLC
    Direct Allocation
    209.250.96.0/19
  2. May 9, 2005– Nov 9, 2007
    Announced
    AS7455 Motorists Mutual Insurance Company
    as part of 209.250.96.0/19
    209.250.96.0/19
  3. Nov 15, 2007– Jan 29, 2024
    Announced
    AS4565 GTT Americas, LLC
    as part of 209.250.96.0/19
    209.250.96.0/19
  4. Jan 18, 2024– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 209.250.96.0/19
    209.250.96.0/19
  5. Apr 25, 2025
    Reallocated
    Northern Cable and Fiber, LLC
    Reallocated
    209.250.96.0/20
  6. Sep 28, 2026– today
    Announced
    AS7029 Windstream Communications LLC
    Internet provider
  7. Oct 2, 2026
    Route object
    Rackdog
    RADB route object for AS7029 Windstream Communications LLC, maintainer MAINT-AS398465
  8. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromHolderRPKI
209.250.96.0/19
since Jan 2024
AS3257Internet providerIP broker Rackdog (part)GTT Americas, 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
209.250.96.0/198,192MEGAPATH-BLK-33GTT Americas, LLC (GAL-104) · USDirect AllocationJun 26, 1998abuse@gtt.net
└ 209.250.96.0/204,096RACKDOG-GTTRackdog, LLC (RL-859) · USReallocatedApr 25, 2025contact@rackdog.com
└ 209.250.96.0/204,096NORTHERN-CABLENorthern Cable and Fiber, LLC (NCFL-7) · USReallocatedApr 25, 2025abuse@northerncablefiber.com
└ 209.250.96.0/204,096RCNRCN (C11207795) · USReassignedMay 17, 2025abuse@northerncablefiber.com
via RACKDOG-GTT

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 historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
GTT Americas, LLC
Handle
GAL-104
Range
209.250.96.0/19
Registration type
Direct Allocation
Record created
Jun 26, 1998
Reallocated to
Northern Cable and Fiber, LLC (NCFL-7)
Reallocated range
209.250.96.0/20
Reallocated
Apr 25, 2025
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