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Data as of Nov 6, 2026

72.13.224.0/19

5,376 anonymizer addresses · 66% · ISP proxy3 residential-proxy exits · 30 days

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

Announcement
this exact prefix
No RPKI
Announced by
AS3257
Type
ISP proxy
66% of it

Residential-proxy exits

Proxy exits
3
0.04% of its addresses · 30 days
Spread
1 of 32
/24s with at least one exit
Providers
20
selling exits here
Oct 7, 2026 – Nov 5, 2026

Exits seen per day

461 observations

Proxy providers listing exits

  • BirdProxies
  • ByteProxies
  • Byteful
  • CliProxy
  • EnigmaProxy
  • FlashProxy
  • FlexyProxies
  • Geonix
  • GonzoProxy
  • IPPeak
  • Infatica
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • Proxyma
  • Shifter
  • VitalExclusive
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Nov 16, 2004
2 · Leased from
ARISK
for its owner GTT Americas, LLC
3 · Announced by
AS3257 GTT Communications Inc.
since Nov 2019 · 7.0 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 72.13.224.0/19/24s
ARISK
5,37666%
21
Leased from

Owners leasing their own space

NameIn 72.13.224.0/19/24s
GTT Americas, LLC
4,09650%
16

Lineage

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

72.13.224.0/19

From the registry to its use

  1. Nov 16, 2004
    Registry record
    GTT Americas, LLC
    Direct Allocation
    72.13.224.0/19
  2. May 9, 2005– Aug 1, 2005
    Announced
    AS23343 Transbeam Inc.
  3. Aug 8, 2005– Nov 27, 2019
    Announced
    AS6459 I-2000, Inc.
  4. Nov 14, 2019
    Route object
    AS3257 GTT Communications Inc.
    RADB route object for AS3257 GTT Communications Inc., maintainer MAINT-AS3257
  5. Nov 16, 2019– today
    Announced
    AS3257 GTT Communications Inc.
    Internet provider

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeLeased fromProxy exitsHolderRPKI
72.13.224.0/24
since Sep 18, 2026
AS3257ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.225.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.227.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.228.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.229.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.230.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.231.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.232.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.234.0/24
since Sep 18, 2026
AS3257ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.235.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.238.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.239.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.241.0/24
since Feb 2026
AS2914ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.243.0/24
since May 2026
AS401783ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.244.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.245.0/24
since Aug 2025
AS3257ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.246.0/24
since Sep 18, 2026
AS3257ISP proxyIP broker ARISK3GTT Americas, LLC
via Arisk Communications inc.
72.13.249.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.250.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.251.0/24
since Jun 2025
AS9304ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.
72.13.252.0/24
since Aug 2025
AS3257ISP proxyIP broker ARISKGTT Americas, LLC
via Arisk Communications inc.

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
72.13.224.0/198,192TRANSBEAMGTT Americas, LLC (GAL-104) · USDirect AllocationNov 16, 2004abuse@gtt.net
└ 72.13.224.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.224.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.225.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.225.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.227.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.227.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.228.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.228.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.229.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.229.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.230.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.230.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.231.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.231.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.232.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.232.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.233.0/24256WALDORF-ASTORIA-HOTEL-5unknown———
└ 72.13.234.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.234.0/24256GTT-ARISK-NETunknownReassignedJul 15, 2025support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.235.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.235.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.237.0/24256MILLENNIUM-BROADWAY-HOTEL-1unknown———
└ 72.13.238.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.238.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.239.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.239.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.241.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.241.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.243.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.243.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.244.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.244.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.245.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.245.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.246.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.246.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.247.32/281610000010335unknown———
└ 72.13.249.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.249.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.250.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.250.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.251.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.251.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.252.0/24256GTT-ARISK-NETArisk Communications inc. (AC-5396) · USReallocatedApr 30, 2025support@ariskisp.com
└ 72.13.252.0/24256GTTunknownReassignedJan 12, 2026support@ariskisp.com
via GTT-ARISK-NET
└ 72.13.255.160/29810000013308unknown———

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

8,192 addresses
TypeAddressesShareRanges
ISP proxyanonymizer5,37666%21
Internet provider2,81634%7

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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