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Data as of Nov 3, 2026

216.254.4.0/24

Anonymizer · ISP proxy

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

Announcement
this exact prefix
RPKI valid
Announced by
AS3257
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Nov 17, 1999 · reallocated to Arisk Communications inc. Nov 7, 2025
2 · Leased from
ARISK
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 216.254.4.0/24/24s
ARISK
256100%
1

Lineage

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

216.254.4.0/24

From the registry to its use

  1. Nov 17, 1999
    Registry record
    GTT Americas, LLC
    Direct Allocation
    216.254.0.0/17
  2. May 9, 2005– Jun 8, 2016
    Announced
    AS23504 GTT Americas, LLC
    as part of 216.254.0.0/17
    216.254.0.0/17
  3. Jun 15, 2016– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 216.254.0.0/17
    216.254.0.0/17
  4. Apr 29, 2023– Nov 2, 2026
    Announced
    AS3257 GTT Communications Inc.
    as part of 216.254.0.0/17
    216.254.0.0/17
  5. Nov 7, 2025
    Reallocated
    Arisk Communications inc.
    Reallocated
    216.254.4.0/24
  6. Nov 7, 2025
    Route object
    AS2914 NTT America, Inc.
    ARIN route object for AS2914 NTT America, Inc., maintainer MNT-GAL-104
  7. Nov 8, 2025– Nov 2, 2026
    Announced
    AS3257 GTT Communications Inc.
    Internet provider
  8. Nov 13, 2025
    Route object
    AS3257 GTT Communications Inc.
    ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-GAL-104
  9. today
    Leased from
    ARISK
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
216.254.0.0/17
since Apr 2023
AS3257Internet provider2GTT 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
216.254.0.0/1732,768MEGAPATH-BLK-71GTT Americas, LLC (GAL-104) · USDirect AllocationNov 17, 1999[email protected]
└ 216.254.4.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedNov 7, 2025[email protected]
└ 216.254.4.0/24256GTTunknownReassignedJan 12, 2026[email protected]
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
216.254.0.0/17
Registration type
Direct Allocation
Record created
Nov 17, 1999
Reallocated to
Arisk Communications inc. (AC-5396)
Reallocated range
216.254.4.0/24
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