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Data as of Nov 4, 2026

216.221.144.0/20

No anonymizer space · no proxy exits in 30 days

GTT Communications Inc. · space held by Tinet

Announcement
this exact prefix
No RPKI
Announced by
AS3257
Type
Business
75% of it

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
216.221.154.0/24
since May 2017
AS40160Internet providerTinet
216.221.155.0/24
since Jan 2018
AS40160Internet providerTinet

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
216.221.144.0/204,096TINETTinet (TINET-1) · USDirect AllocationDec 8, 2010abuse@gtt.net
└ 216.221.144.0/2816ZEN-NETWORK-TINETunknown———
└ 216.221.144.16/2816BINARICS-TINETunknown———
└ 216.221.144.32/298INTERNAP-TINETunknown———
└ 216.221.144.40/304DB-TRANSIT-TINETunknown———
└ 216.221.144.44/304PERSEUS-TINETunknown———
└ 216.221.144.64/2816NANTHEALTH-GTTunknown———
└ 216.221.144.80/2816NSONE-GTTunknown———
└ 216.221.144.96/2816GTT-GTTunknown———
└ 216.221.144.112/2816LOEWS-HOTEL-HOLDING-GTTunknown———
└ 216.221.144.128/25128VEETLE-TINETunknown———
└ 216.221.145.0/24256ISI-TINETunknown———
└ 216.221.146.0/25128BINARICS-TINETunknown———
└ 216.221.146.128/2816GTT-CUSTOMERunknown———
└ 216.221.146.144/2816GTT-GTTunknown———
└ 216.221.146.160/298FIBER-INTERNET-TINETunknown———
└ 216.221.146.168/298DB-TRANSIT-TINETunknown———
└ 216.221.146.176/298ALPHASIGHTS-TINETunknown———
└ 216.221.146.184/298FIRST-ADVANTAGE-TINETunknown———
└ 216.221.146.192/2664ROCK-HIPPO-TINETunknown———
└ 216.221.147.0/24256BINARICS-TINETunknown———
└ 216.221.148.0/2664VIGILANT-TINETunknown———
└ 216.221.148.64/2816GTT-GTTunknown———
└ 216.221.148.80/298LITTELFUSE-GTTunknown———
└ 216.221.148.88/298JBRAND-GTTunknown———
└ 216.221.148.128/298INTERNAP-TINETunknown———
└ 216.221.148.136/304OPENIT-TINETunknown———
└ 216.221.148.140/304AXICORP-TINETunknown———
└ 216.221.148.144/2816NEUTRAL-TANDEM-TINETunknown———
└ 216.221.148.160/2732TELMATE-TINETunknown———
└ 216.221.148.192/2732VERIZON-GTTunknown———
└ 216.221.148.224/2816VENDAVO-GTTunknown———
└ 216.221.148.240/2816GTT-GTTunknown———
└ 216.221.149.0/2816CAPACITOUS-TINETunknown———
└ 216.221.149.16/298BELLAL-TINETunknown———
└ 216.221.149.24/298WEBMINDS-TINETunknown———
└ 216.221.149.32/2732CENTARRA-NETWORKS-TINETunknown———
└ 216.221.149.80/2816MOD-GTTunknown———
└ 216.221.149.96/2732PRICELINE-TINETunknown———
└ 216.221.149.128/25128UNIQUE-VACATIONS-TINETunknown———
└ 216.221.150.0/2816GILT-GROUP-TINETunknown———
└ 216.221.150.16/2816MOSAIC-NETWORX-TINETunknown———
└ 216.221.150.32/2816GILT-GROUP-TINETunknown———
└ 216.221.150.48/298CW-PANAMA-TINETunknown———
└ 216.221.150.56/298TINICUM-TINETunknown———
└ 216.221.150.72/298PIONEER-BALLON-GTTunknown———
└ 216.221.150.80/298EXPONENTIAL-E-GTTunknown———
└ 216.221.150.88/298GAMELOFT-TINETunknown———
└ 216.221.150.96/298TINET-TINETunknown———
└ 216.221.150.104/298GTT-GTTunknown———
└ 216.221.150.112/2816NEUTRAL-TANDEM-TINETunknown———
└ 216.221.150.128/25128ROCK-HIPPO-TINETunknown———
└ 216.221.151.0/24256AIRSPRING-TINETunknown———
└ 216.221.152.0/2732TAKE-2-TINETunknown———
└ 216.221.152.32/2732TAKE-2-TINETunknown———
└ 216.221.152.64/2732TAKE-2-TINETunknown———
└ 216.221.152.96/2816GTT-CUSTOMERunknown———
└ 216.221.152.112/2816GTT-GTTunknown———
└ 216.221.152.128/2664BRAGIN-GTTunknown———
└ 216.221.152.192/2664GTT-GTTunknown———
└ 216.221.153.0/25128AEREO-TINETunknown———
└ 216.221.153.128/2816TAKE-2-TINETunknown———
└ 216.221.153.144/2816TAKE-2-TINETunknown———
└ 216.221.153.160/304TAKE-2-TINETunknown———
└ 216.221.153.168/298NIPRO-TINETunknown———
└ 216.221.153.176/298HYGIENA-GTTunknown———
└ 216.221.153.184/298GTT-GTTunknown———
└ 216.221.153.192/298GTT-GTTunknown———
└ 216.221.153.208/2816MOD-GTTunknown———
└ 216.221.153.224/298MITCHELL-TINETunknown———
└ 216.221.153.232/298MITCHELL-TINETunknown———
└ 216.221.153.240/298REICH-TANG-METRO-OPTICAL-TINETunknown———
└ 216.221.153.248/304SECURITYDAM-TINETunknown———
└ 216.221.153.252/304ACTS-GTTunknown———
└ 216.221.154.0/23512INTELLIQUENT-GTTInteliquent, inc. (NTAJC) · USReassignedJun 9, 2023sai.unnava@inteliquent.com
└ 216.221.156.0/24256TINET-TINETunknown———
└ 216.221.157.0/24256TINET-TINETunknown———
└ 216.221.158.0/24256TINET-TINETunknown———
└ 216.221.159.0/24256TINET-TINETunknown———

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Business3,06475%52
Unknown52013%11
Internet provider51213%2

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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