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Data as of Nov 8, 2026

91.143.182.0/23

Anonymizer · ISP proxy

GTT Communications Inc. · space held by GTT - EMEA Ltd.

Announcement
91.143.176.0/20
No RPKI
Announced by
AS3257
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
GTT - EMEA Ltd.
record created Nov 2, 2006
2 · Leased from
IPXO
3 · Announced by
AS3257 GTT Communications Inc.
since Aug 2023 · 3.3 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 91.143.182.0/23/24s
IPXO
512100%
2

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
91.143.176.0/204,096UK-EASYNET-20061102GTT - EMEA Ltd. (ORG-EA49-RIPE) · GBALLOCATED PANov 2, 2006abuse@gtt.net
└ 91.143.182.0/23512IPXO-GTTGTT - EMEA Ltd. (ORG-EA49-RIPE) · GBSUB-ALLOCATED PAApr 29, 2026abuse@gtt.net

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 91.143.176.0/20

Prefix
91.143.176.0/20
Announced by
AS3257 GTT Communications Inc.
Type
Internet provider
Anonymizer addresses
512 addresses · 13%ISP proxy
Leased from
IP broker IPXO (part)
RPKI
No RPKI
Netname
UK-EASYNET-20061102
Registrant
GTT - EMEA Ltd.
RIR
RIPE NCC
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