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Data as of Nov 8, 2026

194.77.208.0/24

Anonymizer · ISP proxy

GTT Communications Inc.

Announcement
194.77.208.0/21
RPKI invalid (origin)
Announced by
AS3257
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Sep 18, 2026
from AS3257 GTT Communications Inc.
IPv4 market

Path

Announced by AS3257 since Sep 18, 2026 · 7 wk ago
1 · Holder
GTT Communications Inc.
record created Mar 31, 2021 · reallocated to ORG-PC1066-RIPE Apr 29, 2026
2 · Leased from
IPXO
3 · Announced by
AS3257 GTT Communications Inc.
since Sep 18, 2026 · 7 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 194.77.208.0/24/24s
IPXO
256100%
1

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
194.77.186.0 - 194.77.217.2558,192US-GTTCOMMUNICATIONS-19951016GTT Communications Inc. (ORG-GCI2-RIPE) · USALLOCATED PAMar 31, 2021abuse@gtt.net
└ 194.77.208.0/212,048IPXO-GTTunknownSUB-ALLOCATED PAApr 29, 2026report@abuseradar.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 194.77.208.0/21

Prefix
194.77.208.0/21
Announced by
AS3257 GTT Communications Inc.
Type
ISP proxy
Anonymizer addresses
256 addresses · 13%
Leased from
IP broker IPXO
RPKI
RPKI invalid (origin)
Netname
IPXO-GTT
RIR
RIPE NCC
IPv4 market

Holder

Holder in the market →
Organization
GTT Communications Inc.
Handle
ORG-GCI2-RIPE
Range
194.77.186.0 - 194.77.217.255
Registration type
ALLOCATED PA
Record created
Mar 31, 2021
Reallocated to
ORG-PC1066-RIPE
Reallocated range
194.77.208.0/21
Reallocation type
SUB-ALLOCATED PA
Reallocated
Apr 29, 2026
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