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Data as of Nov 3, 2026

64.20.12.0/22

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
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Apr 5, 2005 · reallocated to Northern Cable and Fiber, LLC May 13, 2025
2 · Leased from
Rackdog
for its owner GTT Americas, LLC
3 · Announced by
AS7029 Windstream Communications LLC
since May 2025 · 18 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 64.20.12.0/22/24s
Rackdog
1,024100%
4
Leased from

Owners leasing their own space

NameIn 64.20.12.0/22/24s
GTT Americas, LLC
1,024100%
4

Lineage

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

64.20.12.0/22

From the registry to its use

  1. Apr 5, 2005
    Registry record
    GTT Americas, LLC
    Direct Allocation
    64.20.0.0/20
  2. May 9, 2005– Aug 1, 2005
    Announced
    AS23343 Transbeam Inc.
    as part of 64.20.0.0/20
    64.20.0.0/20
  3. Feb 1, 2006– Nov 27, 2019
    Announced
    AS6459 I-2000, Inc.
    as part of 64.20.0.0/20
    64.20.0.0/20
  4. Nov 16, 2019– Nov 2, 2026
    Announced
    AS3257 GTT Communications Inc.
    as part of 64.20.0.0/20
    64.20.0.0/20
  5. May 12, 2025– Nov 2, 2026
    Announced
    AS7029 Windstream Communications LLC
    Internet provider
  6. May 13, 2025
    Reallocated
    Northern Cable and Fiber, LLC
    Reallocated
    64.20.12.0/22
  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

PrefixOriginTypeProxy exitsHolderRPKI
64.20.0.0/20
since Nov 2019
AS3257Internet provider11GTT 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
64.20.0.0/204,096TRNSGTT Americas, LLC (GAL-104) · USDirect AllocationApr 5, 2005[email protected]
└ 64.20.12.0/221,024RACKDOG-GTTRackdog, LLC (RL-859) · USReallocatedApr 25, 2025[email protected]
└ 64.20.12.0/221,024NORTHERN-CABLENorthern Cable and Fiber, LLC (NCFL-7) · USReallocatedMay 13, 2025[email protected]
└ 64.20.12.0/221,024WINDSTREAMAirband Communications Inc (C11341809) · USReassignedSep 4, 2025[email protected]
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
64.20.0.0/20
Registration type
Direct Allocation
Record created
Apr 5, 2005
Reallocated to
Northern Cable and Fiber, LLC (NCFL-7)
Reallocated range
64.20.12.0/22
Reallocated
May 13, 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