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Data as of Nov 7, 2026

195.21.12.0/23

No anonymizer space · no proxy exits in 30 days

GTT Communications Inc.

Announcement
195.21.0.0/17
No RPKI
Announced by
AS3257
Type
Internet provider
70% of it

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
195.21.0.0/1665,536US-GTTCOMMUNICATIONS-19961101GTT Communications Inc. (ORG-GCI2-RIPE) · USALLOCATED PAMar 22, 2021abuse@gtt.net
└ 195.21.12.0/23512VDC-IPACVDC IpacLIR-PARTITIONED PAMar 19, 2018abuse@gtt.net
via US-GTTCOMMUNICATIONS-19961101
└ 195.21.12.64/298INTERSYSTEMS-NETSunknownASSIGNED PAAug 11, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.12.216/298URTECH-NETSUrtechASSIGNED PAAug 27, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.12.224/298ALHAMBRA-EIDOS-NETSAlhambra EidosASSIGNED PASep 12, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.12.232/298URTECH-NETSUrtechASSIGNED PAAug 27, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.12.240/298ZIPANGOTES-NETSzipangotesASSIGNED PAOct 16, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.12.248/298IWELCOME-NETSiWelcomeASSIGNED PAAug 7, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.0/2816INTERSYSTEMS-NETSunknownASSIGNED PAAug 11, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.16/2816GTT-UCOMM-LAB-VDC-NETSGTT LondonASSIGNED PASep 1, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.32/2816GTT-VC-NETSGTT VCASSIGNED PASep 4, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.48/2816GTT-IT-DEPARTMENT-NETSGTT IT departmentASSIGNED PASep 4, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.64/298GTT-IT-DEPARTMENT-NETSGTT IT departmentASSIGNED PASep 4, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.72/298DOCCIRRUS-NETSDoc Cirrus GmbHASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.80/298WYLESS-NETWORK-NETSWyless Network SAASSIGNED PAAug 27, 2015abuse@gtt.net
via VDC-IPAC
└ 195.21.13.96/298SANDYTEST2-NETSSandy Test 2ASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.120/298WEBU-NETSWe Build Any WebsiteASSIGNED PAMay 5, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.136/298MANSINGH-NETSMansingh, LimitedASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.144/2816SANDYTEST2-NETSSandy Test 2ASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.160/298ESHGRO-NETSEshgroASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.168/298ESHGRO-NETSEshgroASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.208/298Network-Public-Direct-Connect-GTT-Cloud-Management-1-20-NETSGTT Edge ManagementASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.216/298PROPELLERGB-NETSPropellergb, LimitedASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC
└ 195.21.13.232/298CONSULTING-2111-NETS2111 ConsultingASSIGNED PAJan 10, 2014abuse@gtt.net
via VDC-IPAC

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
TypeAddressesShareRanges
Internet provider36070%9
Business15230%17

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 195.21.0.0/17

Prefix
195.21.0.0/17
Announced by
AS3257 GTT Communications Inc.
Type
Internet provider
Proxy exits
67
Always-on exits
4
RPKI
No RPKI
Netname
US-GTTCOMMUNICATIONS-19961101
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