Data as of Nov 14, 2026

217.8.200.0/23

256 anonymizer addresses · 50% · ISP proxy

GTT Communications Inc.

Announcement

217.8.192.0/19

No RPKI

Announced by

AS3257

Type

Internet provider

50% 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

Internet provider

anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

Name	In 217.8.200.0/23	/24s
IPXO	25650%	1

Leased from

Owners leasing their own space

Name	In 217.8.200.0/23	/24s
GTT Communications Inc.	25650%	1

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Leased from	Holder	RPKI
217.8.201.0/24 since Sep 2026	AS9304	ISP proxy	IP broker IPXO	GTT Communications Inc. via GTT Communications Inc.

Registrations in this block

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

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
217.8.192.0/19	8,192	US-GTTCOMMUNICATIONS-20020123	GTT Communications Inc. (ORG-GCI2-RIPE) · US	ALLOCATED PA	Mar 19, 2021	abuse@gtt.net
└ 217.8.200.0/21	2,048	IPXO-GTT	GTT Communications Inc. (ORG-GCI2-RIPE) · US	SUB-ALLOCATED PA	Apr 29, 2026	abuse@gtt.net
└ 217.8.200.0/23	512	NET-217-8-200-0-23	unknown	ASSIGNED PA	Nov 13, 2026	abuse@gtt.net via IPXO-GTT

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

512 addresses

Type	Addresses	Share	Ranges
Internet provider	256	50%	1
ISP proxyanonymizer	256	50%	1

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 217.8.192.0/19