Data as of Nov 7, 2026

64.50.128.0/21

Anonymizer · ISP proxy3 residential-proxy exits · 30 days

GTT Communications Inc. · space held by GTT Americas, LLC

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

Residential-proxy exits

Proxy exits
3
0.15% of its addresses · 30 days
Spread
2 of 8
/24s with at least one exit
Providers
6
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

15 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
64.50.130.0/2402
64.50.133.0/2401

Proxy providers listing exits

  • DataImpulse
  • Infatica
  • NodeProxy
  • NovaProxy
  • Proxiware
  • Shifter
IPv4 market

Path

1 · Holder
record created Mar 14, 2000 · reallocated to Arisk Communications inc. Nov 7, 2025
2 · Leased from
3 · Announced by
AS3257 GTT Communications Inc.
since Nov 2025 · 12 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 64.50.128.0/21/24s
ARISK
2,048100%
8

Lineage

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

64.50.128.0/21

From the registry to its use

  1. Mar 14, 2000
    Registry record
    GTT Americas, LLC
    Direct Allocation
    64.50.128.0/20
  2. Apr 1, 2008– Jan 29, 2024
    Announced
    AS4565 GTT Americas, LLC
    as part of 64.50.128.0/20
    64.50.128.0/20
  3. Jan 18, 2024– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 64.50.128.0/20
    64.50.128.0/20
  4. Nov 7, 2025
    Reallocated
    Arisk Communications inc.
    Reallocated
    64.50.128.0/21
  5. Nov 7, 2025
    Route object
    AS2914 NTT America, Inc.
    ARIN route object for AS2914 NTT America, Inc., maintainer MNT-GAL-104
  6. Nov 8, 2025– today
    Announced
    AS3257 GTT Communications Inc.
    Internet provider
  7. Nov 13, 2025
    Route object
    AS3257 GTT Communications Inc.
    ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-GAL-104
  8. today
    Leased from
    ARISK
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
64.50.128.0/20
since Jan 2024
AS3257Internet provider3GTT 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
64.50.128.0/204,096MEGAPATH-BLK-14GTT Americas, LLC (GAL-104) · USDirect AllocationMar 14, 2000abuse@gtt.net
└ 64.50.128.0/212,048ARISK-GTTArisk Communications inc. (AC-5396) · USReallocatedNov 7, 2025support@ariskisp.com
└ 64.50.128.0/212,048GTTunknownReassignedJan 11, 2026support@ariskisp.com
via ARISK-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

IPv4 market

Holder

Organization
GTT Americas, LLC
Handle
GAL-104
Range
64.50.128.0/20
Registration type
Direct Allocation
Record created
Mar 14, 2000
Reallocated to
Arisk Communications inc. (AC-5396)
Reallocated range
64.50.128.0/21
Reallocated
Nov 7, 2025
Origin network

AS3257

US
Name
GTT Communications Inc.
Type
Internet provider
Registered
Sep 30, 1994
Domain
gtt.net
Website
www.gtt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
244