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Data as of Nov 10, 2026

89.167.128.0/21

768 anonymizer addresses · 38% · ISP proxy

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

Announcement
89.167.128.0/17
RPKI valid
Announced by
AS3257
Type
ISP proxy
38% of it
IPv4 market

Path

1 · Holder
GTT - EMEA Ltd.
record created Mar 29, 2006
2 · Leased from
IPXO
3 · Announced by
AS3257 GTT Communications Inc.
since Feb 2022 · 4.7 yr ago
4 · Use
Corporate gatewaysnamed Zscaler
ISP proxy

Operators, sellers and brokers

Corporate gateways

NameParentIn 89.167.128.0/21/24s
Zscaler
25613%
1
Leased from

IP brokers

NameIn 89.167.128.0/21/24s
IPXO
76838%
3

Announcements

More specific

Announcements inside

PrefixOriginTypeOperatorLeased fromHolderRPKI
89.167.129.0/24
since Jun 2026
AS26739HostingIP broker IPXOGTT - EMEA Ltd.
89.167.131.0/24
since Sep 2015
AS62044Corporate gatewayCorporate gatewaysoperated by ZscalerGTT - EMEA Ltd.
89.167.134.0/24
since Aug 2026
AS215817UnknownIP broker IPXOGTT - EMEA Ltd.
89.167.135.0/24
since Jun 2015
AS21509BusinessGTT - EMEA Ltd.

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
89.167.128.0/1732,768UK-PKXG-20060329GTT - EMEA Ltd. (ORG-PL6-RIPE) · GBALLOCATED PAMar 29, 2006abuse@gtt.net
└ 89.167.128.0/2664M-C-SAATCHI-TINETM&C SaatchiASSIGNED PAJan 14, 2014abuse@gtt.net
via UK-PKXG-20060329
└ 89.167.128.64/304M-C-SAATCHI-TINETM&C SaatchiASSIGNED PAJun 2, 2014abuse@gtt.net
via UK-PKXG-20060329
└ 89.167.128.80/298AMAZON-TINETAmazon Data Services Ireland LimitedASSIGNED PAJun 27, 2016abuse@gtt.net
via UK-PKXG-20060329
└ 89.167.128.144/2816GLOBAL-TECHNOLOGY-AND-SPORTS-GTTGlobal Technology and Sports LTDASSIGNED PASep 14, 2016abuse@gtt.net
via UK-PKXG-20060329
└ 89.167.129.0/24256IPXO-GTTunknownSUB-ALLOCATED PAApr 29, 2026report@abuseradar.com
└ 89.167.130.0/24256IPXO-GTTInternet Utilities Europe and Asia Limited (ORG-IL687-RIPE) · GBSUB-ALLOCATED PAApr 29, 2026report@abuseradar.com
└ 89.167.131.0/24256ZSCALER-TINETZscaler inc.ASSIGNED PAApr 15, 2014abuse@gtt.net
via UK-PKXG-20060329
└ 89.167.132.0/23512IPXO-GTTGTT - EMEA Ltd. (ORG-PL6-RIPE) · GBSUB-ALLOCATED PAApr 29, 2026abuse@gtt.net
└ 89.167.134.0/24256IPXO-GTTunknownSUB-ALLOCATED PAApr 29, 2026report@abuseradar.com
└ 89.167.135.0/24256APOLLO-MGMT-GTTApollo ManagementASSIGNED PAMay 20, 2015abuse@gtt.net
via UK-PKXG-20060329

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

2,048 addresses
TypeAddressesShareRanges
ISP proxyanonymizer76838%2
Hosting51225%2
Business33216%4
Corporate gateway25613%1
Internet provider1808.8%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 89.167.128.0/17

89.167.128.0/17

Routing history

Pattern
Rotating
First seen
Jul 2006
Current origin since
Feb 2022 · 4.7 yr
Origin networks
2
Last change of origin
Feb 2022
Recorded history

History

Handoffs
1