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Data as of Nov 9, 2026

66.227.119.0/24

Anonymizer · ISP proxy

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

Announcement
this exact prefix
RPKI invalid (origin)
Announced by
AS3257
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Sep 18, 2026
from AS395793 Arisk Communications inc., after 1.2 years unannounced
IPv4 market

Path

Announced by AS3257 since Sep 18, 2026 · 7 wk ago
1 · Holder
GTT Americas, LLC
record created Jan 31, 2002 · reallocated to Arisk Communications inc. Apr 30, 2025
2 · Leased from
ARISK
3 · Announced by
AS3257 GTT Communications Inc.
since Sep 18, 2026 · 7 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 66.227.119.0/24/24s
ARISK
256100%
1

Lineage

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

66.227.119.0/24

From the registry to its use

  1. Jan 31, 2002
    Registry record
    GTT Americas, LLC
    Direct Allocation
    66.227.0.0/17
  2. Jan 1, 2006– Jun 29, 2018
    Announced
    AS6517 LAKENETWORKS
    as part of 66.227.0.0/17
    66.227.0.0/17
  3. Dec 15, 2007– Apr 22, 2013
    Announced
    AS6517 LAKENETWORKS
    Hosting
  4. Jun 18, 2018– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 66.227.0.0/17
    66.227.0.0/17
  5. Apr 30, 2025
    Reallocated
    Arisk Communications inc.
    Reallocated
    66.227.119.0/24
  6. Apr 30, 2025– May 11, 2025
    Announced
    AS3257 GTT Communications Inc.
    Internet provider
  7. May 12, 2025– Jul 10, 2025
    Announced
    AS395793 Arisk Communications inc.
    Hosting
  8. May 13, 2025
    Route object
    AS174 Cogent Communications, LLC
    ARIN route object for AS174 Cogent Communications, LLC, maintainer MNT-GAL-104
  9. May 13, 2025
    Route object
    AS395793 Arisk Communications inc.
    ARIN route object for AS395793 Arisk Communications inc., maintainer MNT-GAL-104
  10. Sep 18, 2026– today
    Announced
    AS3257 GTT Communications Inc.
    Internet provider
  11. today
    Leased from
    ARISK
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
66.227.0.0/17
since Jun 2018
AS3257Internet provider430
31 always on
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
66.227.0.0/1732,768RGS-BLK5GTT Americas, LLC (GAL-104) · USDirect AllocationJan 31, 2002abuse@gtt.net
└ 66.227.119.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 66.227.119.0/24256GTTunknownReassignedJan 11, 2026support@ariskisp.com
via GTT-ARISK-NET

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
66.227.0.0/17
Registration type
Direct Allocation
Record created
Jan 31, 2002
Reallocated to
Arisk Communications inc. (AC-5396)
Reallocated range
66.227.119.0/24
Reallocated
Apr 30, 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
239