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Data as of Nov 6, 2026

195.138.135.0/24

No anonymizer space · no proxy exits in 30 days

GTT Communications Inc.

Announcement
195.138.128.0/19
No RPKI
Announced by
AS3257
Type
Business
72% of it

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
195.138.128.0/198,192US-GTTCOMMUNICATIONS-19961128GTT Communications Inc. (ORG-GCI2-RIPE) · USALLOCATED PAMar 22, 2021abuse@gtt.net
└ 195.138.135.0/2664REGUSBG-NET4RegusASSIGNED PAAug 12, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.64/298SLSP-NETSLSP Ltd.ASSIGNED PAJun 22, 2004abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.72/298CARETOWER-BG-NET2CT EuropeASSIGNED PAJan 25, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.80/2816BalkanPharma-BG-Net2Balkan Pharma RazgradASSIGNED PAMar 26, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.96/298YELLOW333-BG-NETYellow 333 ADASSIGNED PAJan 28, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.104/298DHLBG-NETDHLASSIGNED PADec 13, 2006abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.112/298NOVATECHGROUP-NETNovatech Group OODASSIGNED PAMar 5, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.120/298JOBTIGER-BG-NET2JobTigerASSIGNED PAJul 31, 2015abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.128/298PROMEDICA-BG-NET2PromedicaASSIGNED PAMar 14, 2014abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.136/304HOLCIM-NET2Holcim BulgariaASSIGNED PAApr 7, 2014abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.140/304FACTORTRADE-NETFactor TradeASSIGNED PANov 6, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.144/298FACTORGROUP-BG-NETFactor Group HoldingASSIGNED PAMar 9, 2004abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.160/298PROMEDICA-BG-NETPromedicaASSIGNED PANov 26, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.168/298gfkbg-net3GFK Ltd.ASSIGNED PADec 5, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.176/298LDCOMM-NETLouis Dreyfus Commodities Bulgaria EOODASSIGNED PAMay 10, 2014abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128
└ 195.138.135.184/298MargelBG-NETMargelASSIGNED PADec 5, 2013abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961128

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

256 addresses
TypeAddressesShareRanges
Business18472%16
Internet provider7228%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 195.138.128.0/19

Prefix
195.138.128.0/19
Announced by
AS3257 GTT Communications Inc.
Type
Internet provider
Proxy exits
2
RPKI
No RPKI
Netname
US-GTTCOMMUNICATIONS-19961128
Registrant
GTT Communications Inc.
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