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Data as of Nov 6, 2026

212.27.170.0/23

No anonymizer space · no proxy exits in 30 days

GTT Communications Inc.

Announcement
212.27.160.0/19
RPKI valid
Announced by
AS3257
Type
Internet provider
97% of it

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
212.27.160.0/198,192US-GTTCOMMUNICATIONS-19990412GTT Communications Inc. (ORG-GCI2-RIPE) · USALLOCATED PAMar 22, 2021abuse@gtt.net
└ 212.27.170.0/23512VDC-IPACVDC IpacLIR-PARTITIONED PAJul 18, 2018abuse@gtt.net
via US-GTTCOMMUNICATIONS-19990412
└ 212.27.170.160/298NETWORK-PUBLIC-DIRECT-CONNEC-SIGNALHORN-TRUSTED-NETWORKS-GMBH-1-2Signalhorn Trusted Networks GmbHASSIGNED PAMar 11, 2019abuse@gtt.net
via VDC-IPAC
└ 212.27.170.168/298Network-Public-Direct-Connect-TVH-Group-NVEDGE-1-1-NETSTVH Group NV-EDGEASSIGNED PAApr 12, 2019abuse@gtt.net
via VDC-IPAC
└ 212.27.171.56/298Network-Public-Direct-Connect-GTT-Cloud-Management-1-20-NETSGTT Edge ManagementASSIGNED PAApr 14, 2019abuse@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 provider49697%2
Business163.1%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 212.27.160.0/19

Prefix
212.27.160.0/19
Announced by
AS3257 GTT Communications Inc.
Type
Internet provider
Proxy exits
1
RPKI
RPKI valid
Netname
US-GTTCOMMUNICATIONS-19990412
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