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Data as of Nov 15, 2026

217.8.200.0/21

768 anonymizer addresses · 38% · ISP proxy

GTT Communications Inc.

Announcement
217.8.192.0/19
No RPKI
Announced by
AS3257
Type
ISP proxy
38% of it
IPv4 market

Path

1 · Holder
GTT Communications Inc.
record created Mar 19, 2021
2 · Leased from
IPXO
for its owner GTT Communications Inc.
3 · Announced by
AS3257 GTT Communications Inc.
since Mar 2022 · 4.7 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 217.8.200.0/21/24s
IPXO
76838%
3
Leased from

Owners leasing their own space

NameIn 217.8.200.0/21/24s
GTT Communications Inc.
25613%
1

Announcements

More specific

Announcements inside

PrefixOriginTypeLeased fromHolderRPKI
217.8.201.0/24
since Sep 2026
AS9304ISP proxyIP broker IPXOGTT Communications Inc.
via GTT Communications Inc.
217.8.202.0/24
since Nov 11, 2026
AS219229UnknownIP broker IPXOGTT Communications Inc.
via GTT Communications Inc.
217.8.204.0/24
since Nov 7, 2026
AS219447UnknownIP broker IPXOGTT Communications Inc.
via GTT Communications Inc.
217.8.205.0/24
since Nov 7, 2026
AS218200HostingIP broker IPXOGTT Communications Inc.
via GTT Communications Inc.
217.8.206.0/24
since Nov 7, 2026
AS219447UnknownIP broker IPXOGTT Communications Inc.
via GTT Communications Inc.

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
217.8.192.0/198,192US-GTTCOMMUNICATIONS-20020123GTT Communications Inc. (ORG-GCI2-RIPE) · USALLOCATED PAMar 19, 2021abuse@gtt.net
└ 217.8.200.0/212,048IPXO-GTTGTT Communications Inc. (ORG-GCI2-RIPE) · USSUB-ALLOCATED PAApr 29, 2026abuse@gtt.net
└ 217.8.200.0/23512NET-217-8-200-0-23unknownASSIGNED PANov 13, 2026abuse@gtt.net
via IPXO-GTT
└ 217.8.203.0/24256NET-217-8-203-0-24unknownASSIGNED PANov 13, 2026abuse@gtt.net
via IPXO-GTT
└ 217.8.204.0/24256NET-217-8-204-0-24unknownASSIGNED PANov 6, 2026report@abuseradar.com
└ 217.8.205.16/298CH-EASYNET-GEORGEJOHNEasynet SwitzerlandASSIGNED PAJan 28, 2002abuse@gtt.net
via IPXO-GTT
└ 217.8.206.0/24256NET-217-8-206-0-24unknownASSIGNED PANov 6, 2026report@abuseradar.com
└ 217.8.207.0/24256NET-217-8-207-0-24unknownASSIGNED PANov 6, 2026report@abuseradar.com

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%3
Unknown76838%3
Hosting25613%1
Internet provider25613%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 217.8.192.0/19

217.8.192.0/19

Routing history

Pattern
Rotating
First seen
May 2005
Current origin since
Mar 2022 · 4.7 yr
Origin networks
2
Last change of origin
Mar 2022
Recorded history

History

Handoffs
1