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Data as of Nov 7, 2026

74.199.128.0/17

512 anonymizer addresses · 1.6% · ISP proxy39 residential-proxy exits · 30 days

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

Announcement
this exact prefix
No RPKI
Announced by
AS3257
Type
Internet provider
95% of it

Residential-proxy exits

Proxy exits
39
0.12% of its addresses · 30 days
Always-on exits
6
15% of its exits
Spread
21 of 128
/24s with at least one exit
Providers
60
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

22K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
74.199.157.0/2428
74.199.186.0/2412
74.199.176.0/2411
74.199.194.0/2411
74.199.128.0/2411
74.199.185.0/2407
74.199.158.0/2403
74.199.187.0/2402
74.199.195.0/2402
74.199.227.0/2401
74.199.145.0/2401
74.199.141.0/2401
74.199.148.0/2401
74.199.215.0/2401
74.199.166.0/2401
74.199.228.0/2401
74.199.230.0/2401
74.199.232.0/2401
74.199.233.0/2401
74.199.245.0/2401
74.199.246.0/2401

Proxy providers listing exits

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  • Proxiware
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IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Jun 12, 2008
2 · Leased from
IPNetZone
for its owner GTT Americas, LLC
3 · Announced by
AS3257 GTT Communications Inc.
since Jun 2018 · 8.4 yr ago
4 · Use
Internet provider
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 74.199.128.0/17/24s
IPNetZone
5121.6%
2
Leased from

Owners leasing their own space

NameIn 74.199.128.0/17/24s
GTT Americas, LLC
5121.6%
2

Lineage

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

74.199.128.0/17

From the registry to its use

  1. Jun 12, 2008
    Registry record
    GTT Americas, LLC
    Direct Allocation
    74.199.128.0/17
  2. Jun 22, 2008– Jun 29, 2018
    Announced
    AS6517 LAKENETWORKS
    Hosting
  3. Aug 14, 2012
    Route object
    AS46401 OmniSync Networks
    RADB route object for AS46401 OmniSync Networks, maintainer MAINT-AS3257
    74.199.198.0/23
  4. Jun 18, 2018– today
    Announced
    AS3257 GTT Communications Inc.
    Internet provider
  5. Sep 25, 2020
    Route object
    AS46401 OmniSync Networks
    ARIN route object for AS46401 OmniSync Networks, maintainer MNT-OMNIS-10
    74.199.198.0/23
  6. Jan 28, 2022
    Route object
    AS46401 OmniSync Networks
    ALTDB route object for AS46401 OmniSync Networks, maintainer MAINT-TELX
    74.199.198.0/23
  7. Feb 24, 2026
    Route object
    AS15830 Equinix (EMEA) Acquisition Enterprises B.V.
    ARIN route object for AS15830 Equinix (EMEA) Acquisition Enterprises B.V., maintainer MNT-OMNIS-10
    74.199.198.0/23
  8. Apr 6, 2026
    Route object
    AS16740 DOXX.NET Corporation
    ARIN route object for AS16740 DOXX.NET Corporation, maintainer MNT-GAL-104
    74.199.129.0/24
  9. Apr 6, 2026
    Route object
    AS16740 DOXX.NET Corporation
    ARIN route object for AS16740 DOXX.NET Corporation, maintainer MNT-GAL-104
    74.199.133.0/24
  10. Apr 6, 2026
    Route object
    AS16740 DOXX.NET Corporation
    ARIN route object for AS16740 DOXX.NET Corporation, maintainer MNT-GAL-104
    74.199.146.0/24
  11. Apr 6, 2026
    Route object
    AS16740 DOXX.NET Corporation
    ARIN route object for AS16740 DOXX.NET Corporation, maintainer MNT-GAL-104
    74.199.179.0/24
  12. Sep 15, 2026
    Route object
    AS3257 GTT Communications Inc.
    ARIN route object for AS3257 GTT Communications Inc., maintainer MNT-GAL-104

Announcements

More specific

Announcements inside

PrefixOriginTypeLeased fromHolderRPKI
74.199.143.0/24
since Sep 2021
AS3257Internet providerGTT Americas, LLC
74.199.184.0/25AS3257Internet providerGTT Americas, LLC
74.199.188.0/24
since Mar 2026
AS20001ISP proxyIP broker IPNetZoneGTT Americas, LLC
via IPNetZone
74.199.189.0/24
since Mar 2026
AS20001ISP proxyIP broker IPNetZoneGTT Americas, LLC
via IPNetZone
74.199.198.0/24
since Oct 2023
AS46401HostingGTT Americas, LLC
74.199.199.0/24
since Oct 2023
AS46401HostingGTT 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
74.199.128.0/1732,768RGS-BLK13GTT Americas, LLC (GAL-104) · USDirect AllocationJun 12, 2008abuse@gtt.net
└ 74.199.128.0/24256GTT-GTTunknown———
└ 74.199.129.0/24256DOXX-NET-CORPORATION-GTTunknown———
└ 74.199.130.0/2664GOOGLE-GTTunknown———
└ 74.199.130.128/298TEK-EXPERTS-COLORADO-INC-73114-GTTunknown———
└ 74.199.130.136/298TEK-EXPERTS-COLORADO-INC-73114-GTTunknown———
└ 74.199.130.148/304CHARTER-SCHOOLS-USA-CSUSA-GTTunknown———
└ 74.199.130.152/298ARCESE-TRASPORTI-SPA-GTTunknown———
└ 74.199.130.164/304DECIEM-INC-GTTunknown———
└ 74.199.130.168/298IPS-INTEGRATED-PROJECT-SERVICES-LLC-GTTunknown———
└ 74.199.130.176/298BAYVEIW-ASSET-MANAGEMENT-GTTunknown———
└ 74.199.130.184/298PEOPLES-JEWELLERS-GTTunknown———
└ 74.199.130.216/304RED-ROBIN-GTTunknown———
└ 74.199.130.220/304RED-ROBIN-GTTunknown———
└ 74.199.130.228/304RED-ROBIN-GTTunknown———
└ 74.199.130.232/304RED-ROBIN-GTTunknown———
└ 74.199.130.236/304RED-ROBIN-GTTunknown———
└ 74.199.130.240/298GREYSTONE-GTTunknown———
└ 74.199.130.248/304DECIEM-GTTunknown———
└ 74.199.131.0/304GTT-CUSTOMER-PON2819041unknown———
└ 74.199.131.4/304SIEMENS-AG-GTTunknown———
└ 74.199.131.8/298BAYVEIW-ASSET-MANAGEMENT-GTTunknown———
└ 74.199.131.24/304SIEMENS-AG-GTTunknown———
└ 74.199.131.40/298BAYVEIW-ASSET-MANAGEMENT-GTTunknown———
└ 74.199.131.56/298BAYVEIW-ASSET-MANAGEMENT-GTTunknown———
└ 74.199.131.72/304GTT-CUSTOMERunknown———
└ 74.199.131.76/304GTT-CUSTOMERunknown———
└ 74.199.131.80/298PRINCIPAL-FINANCIAL-GROUP-GTTunknown———
└ 74.199.131.96/304C-H-ROBINSON-COMPANY-GTTunknown———
└ 74.199.131.108/304GTT-CUSTOMERunknown———
└ 74.199.131.112/304GTT-CUSTOMERunknown———
└ 74.199.131.116/304GTT-CUSTOMERunknown———
└ 74.199.131.144/304RED-ROBIN-GTTunknown———
└ 74.199.131.160/304RED-ROBIN-GTTunknown———
└ 74.199.131.164/304RED-ROBIN-GTTunknown———
└ 74.199.131.176/298CHARTER-SCHOOLS-USA-GTTunknown———
└ 74.199.131.184/304RED-ROBIN-GTTunknown———
└ 74.199.131.188/304RED-ROBIN-GTTunknown———
└ 74.199.131.192/304RED-ROBIN-GTTunknown———
└ 74.199.131.196/304CARRIER-HVAC-GTTunknown———
└ 74.199.131.220/304ARCESE-TRASPORTI-SPA-GTTunknown———
└ 74.199.131.224/298NEWELL-BRANDS-GTTunknown———
└ 74.199.131.236/304CARRIER-GLOBAL-CORPORATION-GTTunknown———
└ 74.199.131.248/304CARRIER-GLOBAL-CORPORATION-GTTunknown———
└ 74.199.132.0/24256GTT-GTTunknown———
└ 74.199.133.0/24256DOXX-NET-CORPORATION-GTTunknown———
└ 74.199.134.0/298CARRIER-HVAC-GTTunknown———
└ 74.199.134.8/304QUOTIENT-TECHNOLOGY-INC-SP-GTTunknown———
└ 74.199.134.12/304DART-CONTAINER-CORPORATION-GTTunknown———
└ 74.199.134.16/298SYNGENTA-GTTunknown———
└ 74.199.134.24/298AMAZON-CORPORATE-ENTERPRISE-GTTunknown———
└ 74.199.134.32/298BAYVEIW-ASSET-MANAGEMENT-GTTunknown———
└ 74.199.134.48/298TIME-WARNER-CABLE-BUSINESS-LLC-GTTunknown———
└ 74.199.134.104/298IPC-NETWORK-SERVICES-GTTunknown———
└ 74.199.134.112/298DAYTON-PARTS-LLC-GTTunknown———
└ 74.199.134.120/298ORANGE-BUSINESS-SERVICES-GTTunknown———
└ 74.199.134.128/298GCX-GTTunknown———
└ 74.199.134.144/304CARRIER-GLOBAL-CORPORATION-GTTunknown———
└ 74.199.134.156/304CARRIER-GLOBAL-CORPORATION-GTTunknown———
└ 74.199.134.160/2816INTERFOR-US-INC-GTTunknown———
└ 74.199.134.176/2816INTERFOR-US-INC-GTTunknown———
└ 74.199.134.192/321CUSTOMER-PON1968498-GTTunknown———
└ 74.199.134.196/304GET-WELL-NETWORKS-GTTunknown———
└ 74.199.134.216/298ARCH-CAPITAL-SERVICES-LLC-GTTunknown———
└ 74.199.134.232/298KEY-BANK-GTTunknown———
└ 74.199.135.0/304ARAMARK-GTTunknown———
└ 74.199.135.4/304STATE-FARM-GTTunknown———
└ 74.199.135.8/298VOIPSTER-COMMUNICATIONS-INC-GTTunknown———
└ 74.199.135.24/298TRANSAMERICA-GTTunknown———
└ 74.199.135.64/2816INTERFOR-US-INC-GTTunknown———
└ 74.199.135.80/2816INTERFOR-US-INC-GTTunknown———
└ 74.199.135.104/298PAPA-JOHNS-GTTunknown———
└ 74.199.135.128/298COMMANDLINK-GTTunknown———
└ 74.199.135.156/304SINGLE-DIGITS-GTTunknown———
└ 74.199.135.160/2732SINGLE-DIGITS-GTTunknown———
└ 74.199.135.192/298CCI-NETWORKS-SERVICES-GTTunknown———
└ 74.199.135.200/298IPS-CORPORATION-GTTunknown———
└ 74.199.135.208/2816IPS-CORPORATION-GTTunknown———
└ 74.199.135.224/304SINGLE-DIGITS-GTTunknown———
└ 74.199.135.232/298IPS-CORPORATION-GTTunknown———
└ 74.199.135.240/298IPS-CORPORATION-GTTunknown———
└ 74.199.136.0/2732SINGLE-DIGITS-GTTunknown———
└ 74.199.136.32/298IPS-CORPORATION-GTTunknown———
└ 74.199.136.40/298IPS-CORPORATION-GTTunknown———
└ 74.199.136.64/298IPS-CORPORATION-GTTunknown———
└ 74.199.136.80/298IPS-CORPORATION-GTTunknown———
└ 74.199.136.88/298IPS-CORPORATION-GTTunknown———
└ 74.199.136.112/304CHARTER-SCHOOLS-USA-GTTunknown———
└ 74.199.136.120/298TECHNICAL-TRANSPORTATION-INC-GTTunknown———
└ 74.199.136.128/298TECHNICAL-TRANSPORTATION-INC-GTTunknown———
└ 74.199.136.152/298VANDERLANDE-GTTunknown———
└ 74.199.136.160/298SCHRODINGER-INC-GTTunknown———
└ 74.199.136.208/304UNO-DE-50-GTTunknown———
└ 74.199.136.216/304FOOT-LOCKER-EUROPE-B-V-GTTunknown———
└ 74.199.136.220/304FOOT-LOCKER-EUROPE-GTTunknown———
└ 74.199.136.240/298PRINCIPAL-FINANCIAL-GROUP-GTTunknown———
└ 74.199.137.0/298NEWELL-GTTunknown———
└ 74.199.137.8/298ARBY-S-GTTunknown———
└ 74.199.137.24/304COMPLETE-LOGISTICS-GTTunknown———
└ 74.199.137.40/298INFRACO-GTTunknown———
└ 74.199.137.56/298BEYOND-MEAT-GTTunknown———
└ 74.199.137.64/298OCEAN-SPRAY-CRANBERRIES-GTTunknown———
└ 74.199.137.72/298OCEAN-SPRAY-CRANBERRIES-GTTunknown———
└ 74.199.137.80/298OCEAN-SPRAY-CRANBERRIES-GTTunknown———
└ 74.199.137.88/298OCEAN-SPRAY-CRANBERRIES-GTTunknown———
└ 74.199.137.100/304SOUNDVIEW-FINANCIAL-CREDIT-UNION-GTTunknown———
└ 74.199.137.104/298TVH-GROUP-NV-GTTunknown———
└ 74.199.137.112/304TECHNICOLOR-USA-INC-GTTunknown———
└ 74.199.137.152/298ORANGE-BUSINESS-SERVICES-U-S-GTTunknown———
└ 74.199.137.160/304TECHNICOLOR-USA-INC-GTTunknown———
└ 74.199.137.164/304R-CABLE-Y-TELECABLE-TELECOMUNICACIONES-GTTunknown———
└ 74.199.137.168/298PALL-CORPORATION-GTTunknown———
└ 74.199.137.176/298PALL-CORPORATION-GTTunknown———
└ 74.199.137.184/298SIEGWERK-DRUCKFARBEN-AG-CO-KGAA-GTTunknown———
└ 74.199.137.200/298HIG-CAPITAL-GTTunknown———
└ 74.199.137.208/298HIG-CAPITAL-GTTunknown———
└ 74.199.137.216/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.137.224/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.137.240/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.137.248/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.0/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.16/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.24/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.32/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.48/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.64/304DEROOSE-PLANTS-NV-GTTunknown———
└ 74.199.138.68/304CHARTER-SCHOOLS-USA-CSUSA-GTTunknown———
└ 74.199.138.76/304WATSON-MARLOW-FLUID-TECHNOLOGY-GROUP-GTTunknown———
└ 74.199.138.96/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.120/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.128/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.136/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.144/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.152/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.160/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.168/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.138.176/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.138.184/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.138.212/304CARRIER-GLOBAL-CORPORATION-GTTunknown———
└ 74.199.138.216/298DEUTSCHE-TELEKOM-NORTH-AMERICA-GTTunknown———
└ 74.199.138.224/2732ORBITAL-SCIENCES-GTTunknown———
└ 74.199.139.8/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.16/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.24/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.32/298FAMILY-HEALTH-ACRE-ASSOCIATES-OF-TX-GTTunknown———
└ 74.199.139.40/298FAMILY-HEALTH-ACRE-ASSOCIATES-OF-TX-GTTunknown———
└ 74.199.139.48/298VCOM-SOLUTIONS-LAM-RESEARCH-GTTunknown———
└ 74.199.139.56/298FAMILY-HEALTH-ACRE-ASSOCIATES-OF-TX-GTTunknown———
└ 74.199.139.64/298INGRAM-MICRO-GTTunknown———
└ 74.199.139.80/298IPC-NETWORK-SERVICES-GTTunknown———
└ 74.199.139.88/298RESTORATION-HARDWARE-GTTunknown———
└ 74.199.139.96/2732ORBITAL-SCIENCES-GTTunknown———
└ 74.199.139.144/298AMMERAAL-BELTECH-HOLDING-BV-GTTunknown———
└ 74.199.139.184/298MCGRAW-COMMUNICATIONS-GTTunknown———
└ 74.199.139.192/304CARRIER-CMX-B-GTTunknown———
└ 74.199.139.196/304PRIMESOURCE-BUILDING-PRODUCTS-INC-GTTunknown———
└ 74.199.139.200/298BAYVEIW-ASSET-MANAGEMENT-GTTunknown———
└ 74.199.139.208/298TEXAS-FARM-BUREAU-GTTunknown———
└ 74.199.139.216/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.224/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.232/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.240/298HENKEL-AG-AND-CO-KGAA-GTTunknown———
└ 74.199.139.252/304SPRINT-T-MOBILE-GTTunknown———
└ 74.199.140.0/298FIRST-ADVANTAGE-CORPORATION-GTTunknown———
└ 74.199.140.8/304TELEPACIFIC-GTTunknown———
└ 74.199.140.12/304MARSH-MCLENNAN-GTTunknown———
└ 74.199.140.16/304CARRIER-HVAC-GTTunknown———
└ 74.199.140.24/304DECIEM-INC-GTTunknown———
└ 74.199.140.28/304DECIEM-INC-GTTunknown———
└ 74.199.140.32/298WILBERT-FUNBERAL-SERVICES-GTTunknown———
└ 74.199.140.40/298CHARTER-SCHOOLS-USA-CSUSA-GTTunknown———
└ 74.199.140.48/298PRINCIPAL-FINANCIAL-GROUP-GTTunknown———
└ 74.199.140.56/298GEORG-FISCHER-SIGNET-LLC-GTTunknown———
└ 74.199.140.72/304EXXON-MOBIL-GTTunknown———
└ 74.199.140.76/304EXXON-MOBIL-GTTunknown———
└ 74.199.140.92/304MARSH-MCLENNAN-GTTunknown———
└ 74.199.140.112/298GF-MACHINING-SOLUTIONS-LLC-MICROLUTION-GTTunknown———
└ 74.199.140.128/298DEUTSCHE-TELEKOM-NORTH-AMERICA-GTTunknown———
└ 74.199.140.136/298INSPIRE-BRANDS-GTTunknown———
└ 74.199.140.144/298INSPIRE-BRANDS-GTTunknown———
└ 74.199.140.152/298ZF-FRIEDRICHSHAFEN-AG-GTTunknown———
└ 74.199.140.160/298BAKKAVOR-BREADELI-GTTunknown———
└ 74.199.140.168/298BAKKAVOR-BREADELI-GTTunknown———
└ 74.199.140.176/298BAKKAVOR-GTTunknown———
└ 74.199.140.184/298BAKKAVOR-GTTunknown———
└ 74.199.140.192/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.200/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.208/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.216/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.224/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.232/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.240/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.140.248/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.141.8/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.141.16/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.141.24/298HENKEL-AG-CO-KGAA-GTTunknown———
└ 74.199.141.32/2732QT-TECHNOLOGIES-GTTunknown———
└ 74.199.141.72/298TRAVERS-TOOL-GTTunknown———
└ 74.199.141.80/298BOOKING-COM-GTTunknown———
└ 74.199.141.88/298BOOKING-COM-GTTunknown———
└ 74.199.141.104/298HENKEL-AG-CO-KGAA-GTTunknown———
← Previous1–200 of 2,207 · page 1 of 12Next →

Composition

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

Announced space

Address share

Announced space

Types across the prefix

32,768 addresses
TypeAddressesShareRanges
Internet provider31,27295%67
Hosting5121.6%2
ISP proxyanonymizer5121.6%2
Business4481.4%61
Mobile240.07%4

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