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Data as of Nov 8, 2026

66.253.103.0/24

Anonymizer · ISP proxy

Windstream Communications LLC · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS7029
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin May 2026
from AS18566 GTT Americas, LLC, after 2.2 years unannounced
IPv4 market

Path

Announced by AS7029 since May 2026 · 6 mo ago
1 · Holder
GTT Americas, LLC
record created Nov 21, 2005 · reallocated to Internet Utilities NA LLC Jul 22, 2025
2 · Leased from
IPXO
for its owner GTT Americas, LLC
3 · Announced by
AS7029 Windstream Communications LLC
since May 2026 · 6 mo ago
4 · Use
Proxy providersnamed Rayobyte
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 66.253.103.0/24/24s
Rayobyte
256100%
1
Leased from

IP brokers

NameIn 66.253.103.0/24/24s
IPXO
256100%
1
Leased from

Owners leasing their own space

NameIn 66.253.103.0/24/24s
GTT Americas, LLC
256100%
1

Lineage

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

66.253.103.0/24

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. Mar 8, 2011– Feb 22, 2024
    Announced
    AS18566 GTT Americas, LLC
  4. Jun 15, 2016– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 66.253.0.0/17
    66.253.0.0/17
  5. Apr 29, 2023– today
    Announced
    AS3257 GTT Communications Inc.
    as part of 66.253.0.0/17
    66.253.0.0/17
  6. Jul 22, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    66.253.64.0/18
  7. May 19, 2026– today
    Announced
    AS7029 Windstream Communications LLC
    Internet provider
  8. May 26, 2026
    Route object
    IPXO
    RADB route object for AS6079 RCN, maintainer MAINT-AS834
  9. May 26, 2026
    Route object
    IPXO
    ARIN route object for AS6079 RCN, maintainer MNT-DCL-577
  10. May 26, 2026
    Route object
    IPXO
    RADB route object for AS7029 Windstream Communications LLC, maintainer MAINT-AS834
  11. May 26, 2026
    Route object
    IPXO
    ARIN route object for AS7029 Windstream Communications LLC, maintainer MNT-DCL-577
  12. May 26, 2026
    Route object
    IPXO
    RADB route object for AS20001 Charter Communications Inc, maintainer MAINT-AS834
  13. May 26, 2026
    Route object
    IPXO
    ARIN route object for AS20001 Charter Communications Inc, maintainer MNT-DCL-577
  14. May 26, 2026
    Route object
    IPXO
    RADB route object for AS64267 Sprious LLC, maintainer MAINT-AS834
  15. May 26, 2026
    Route object
    IPXO
    ARIN route object for AS64267 Sprious LLC, maintainer MNT-DCL-577
  16. today
    Leased from
    IPXO
    IP broker
  17. today
    Used
    Rayobyte
    Proxy seller

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)317
29 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

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