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Data as of Nov 7, 2026

66.253.96.0/24

Anonymizer · ISP proxy

LINK4 Communication · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS152606
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Oct 22, 2026
from AS203048
IPv4 market

Path

Announced by AS152606 since Oct 22, 2026 · 2 wk ago
1 · Holder
GTT Americas, LLC
record created Nov 21, 2005 · reallocated to Internet Utilities NA LLC Jul 22, 2025
2 · Leased from
GTT Americas, LLC
its owner, directly
3 · Announced by
AS152606 LINK4 Communication
since Oct 22, 2026 · 2 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

Owners leasing their own space

NameIn 66.253.96.0/24/24s
GTT Americas, LLC
256100%
1

Lineage

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

66.253.96.0/24

From the registry to its use

  1. Nov 21, 2005
    Registry record
    GTT Americas, LLC
    Direct Allocation
    66.253.0.0/17
  2. Jul 8, 2006– Jun 8, 2016
    Announced
    AS23504 GTT Americas, LLC
    as part of 66.253.0.0/17
    66.253.0.0/17
  3. Jun 15, 2016– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 66.253.0.0/17
    66.253.0.0/17
  4. Apr 29, 2023– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 66.253.0.0/17
    66.253.0.0/17
  5. Jul 22, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    66.253.64.0/18
  6. Aug 17, 2025
    Assigned
    Turknet Iletisim Hizmetleri A.S
    Reassigned
    66.253.96.0/20
  7. May 19, 2026– May 30, 2026
    Announced
    AS203048
  8. Oct 22, 2026– today
    Announced
    AS152606 LINK4 Communication
    Hosting
  9. Oct 24, 2026
    Route object
    IPXO
    RADB route object for AS152606 LINK4 Communication, maintainer MAINT-AS834
  10. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorLeased fromProxy exitsHolderRPKI
66.253.0.0/17
since Apr 2023
AS3257Internet provider5121.6%ISP proxyProxy providersoperated by Bunnysold by NovadaIP broker IPXO (part)315
28 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
66.253.0.0/1732,768MEGAPATH-BLK-56GTT Americas, LLC (GAL-104) · USDirect AllocationNov 21, 2005abuse@gtt.net
└ 66.253.64.0/1816,384IPXO-GTTIPXO LLC (IL-845) · USReallocatedJul 18, 2025abuse@ipxo.com
└ 66.253.64.0/1816,384NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJul 22, 2025report@abuseradar.com
└ 66.253.96.0/204,096TURKNET-BROADBANDTurknet Iletisim Hizmetleri A.S (C11319578) · USReassignedAug 17, 2025report@abuseradar.com
via IPXO-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
66.253.0.0/17
Registration type
Direct Allocation
Record created
Nov 21, 2005
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
66.253.64.0/18
Reallocated
Jul 22, 2025
Origin network

AS152606

BD
Name
LINK4 Communication
Type
Hosting
Registered
Mar 3, 2024
Domain
link4bd.com
Website
link4bd.com
Spamhaus ASN-DROP
not listed