Data as of Nov 6, 2026

64.145.128.0/17

Anonymizer · ISP proxy

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

Announcement

this exact prefix

No RPKI

Announced by

AS3257

Type

ISP proxy

IPv4 market

Path

1 · Holder

GTT Americas, LLC

record created Jul 31, 2000

2 · Leased from

GTT Americas, LLC

its owner, directly

3 · Announced by

AS3257 GTT Communications Inc.

since Jan 2024 · 2.8 yr ago

4 · Use

Proxy providersnamed Bright Data

ISP proxy

Operators, sellers and brokers

Proxy providers

Name	Parent	In 64.145.128.0/17	/24s
Bright Data		32,768100%	128

Leased from

Owners leasing their own space

Name	In 64.145.128.0/17	/24s
GTT Americas, LLC	32,768100%	128

Lineage

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

64.145.128.0/17

From the registry to its use

Jul 31, 2000
Registry record
GTT Americas, LLC
Direct Allocation
64.145.128.0/17
Apr 1, 2008– Jan 29, 2024
Announced
AS4565 GTT Americas, LLC
Internet provider
Jan 18, 2024– today
Announced
AS3257 GTT Communications Inc.
Internet provider
Apr 11, 2025
Route object
AS3257 GTT Communications Inc.
RADB route object for AS3257 GTT Communications Inc., maintainer MAINT-AS3257
May 7, 2025
Route object
AS3257 GTT Communications Inc.
ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-GAL-104
Nov 25, 2025
Route object
AS3320 Deutsche Telekom AG
ARIN route object for AS3320 Deutsche Telekom AG, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS6079 RCN
ARIN route object for AS6079 RCN, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS6762 TELECOM ITALIA SPARKLE S.p.A.
ARIN route object for AS6762 TELECOM ITALIA SPARKLE S.p.A., maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS7029 Windstream Communications LLC
ARIN route object for AS7029 Windstream Communications LLC, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS8881 1&1 Versatel GmbH
ARIN route object for AS8881 1&1 Versatel GmbH, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS11404 Wave Broadband
ARIN route object for AS11404 Wave Broadband, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS20115 Charter Communications LLC
ARIN route object for AS20115 Charter Communications LLC, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS211936 Rackdog, LLC
ARIN route object for AS211936 Rackdog, LLC, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS398465 Rackdog, LLC
ARIN route object for AS398465 Rackdog, LLC, maintainer MNT-GAL-104
64.145.128.0/18
Nov 25, 2025
Route object
AS3320 Deutsche Telekom AG
ARIN route object for AS3320 Deutsche Telekom AG, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS6079 RCN
ARIN route object for AS6079 RCN, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS6762 TELECOM ITALIA SPARKLE S.p.A.
ARIN route object for AS6762 TELECOM ITALIA SPARKLE S.p.A., maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS7029 Windstream Communications LLC
ARIN route object for AS7029 Windstream Communications LLC, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS8881 1&1 Versatel GmbH
ARIN route object for AS8881 1&1 Versatel GmbH, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS11404 Wave Broadband
ARIN route object for AS11404 Wave Broadband, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS20115 Charter Communications LLC
ARIN route object for AS20115 Charter Communications LLC, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS211936 Rackdog, LLC
ARIN route object for AS211936 Rackdog, LLC, maintainer MNT-GAL-104
64.145.192.0/18
Nov 25, 2025
Route object
AS398465 Rackdog, LLC
ARIN route object for AS398465 Rackdog, LLC, maintainer MNT-GAL-104
64.145.192.0/18
Nov 27, 2025
Route object
AS4637 Telstra Global
ARIN route object for AS4637 Telstra Global, maintainer MNT-GAL-104
64.145.128.0/18
Nov 27, 2025
Route object
AS4637 Telstra Global
ARIN route object for AS4637 Telstra Global, maintainer MNT-GAL-104
64.145.192.0/18
today
Used
Bright Data
Proxy seller

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Operator	Leased from	Holder
64.145.128.0/19 since Dec 2025	AS4637	ISP proxy	Proxy providersoperated by Bright Data	IP broker IPNetZone	GTT Americas, LLC via IPNetZone
64.145.160.0/19 since Dec 2025	AS4637	ISP proxy	Proxy providersoperated by Bright Data	IP broker IPNetZone	GTT Americas, LLC via IPNetZone
64.145.192.0/19 since Dec 2025	AS4637	ISP proxy	Proxy providersoperated by Bright Data	IP broker IPNetZone	GTT Americas, LLC via IPNetZone
64.145.224.0/19 since Dec 2025	AS4637	ISP proxy	Proxy providersoperated by Bright Data	IP broker IPNetZone	GTT Americas, LLC via IPNetZone

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
64.145.128.0/17	32,768	MEGAPATH-BLK-18	GTT Americas, LLC (GAL-104) · US	Direct Allocation	Jul 31, 2000	abuse@gtt.net
└ 64.145.128.0/18	16,384	GTT-CUSTOMER	IPNetZone (IPNET-1) · US	Reallocated	Nov 7, 2025	ipabuse@unsi.net
└ 64.145.192.0/18	16,384	GTT-CUSTOMER	IPNetZone (IPNET-1) · US	Reallocated	Nov 7, 2025	ipabuse@unsi.net

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS3257

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

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS3257	RADB	GTT	MAINT-AS3257	Apr 11, 2025
AS3257	ARIN	GTT	MNT-GAL-104	May 7, 2025

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
64.145.128.0/18	AS3320	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS4637	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 27, 2025
64.145.128.0/18	AS6079	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS6762	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS7029	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS8881	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS11404	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS20115	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS211936	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.128.0/18	AS398465	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS3320	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS4637	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 27, 2025
64.145.192.0/18	AS6079	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS6762	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS7029	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS8881	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS11404	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS20115	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS211936	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025
64.145.192.0/18	AS398465	ARIN	GTT Americas, LLC	MNT-GAL-104	Nov 25, 2025

64.145.128.0/17

Path

Operators, sellers and brokers

Proxy providers

Owners leasing their own space

Lineage

From the registry to its use

Announcements

Announcements inside

Registrations in this block

Network & registry

AS3257

Who has announced this prefix

Routing history

History

Route objects on the exact prefix

Route objects inside

Registration for this announcement

Abuse contact