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Data as of Nov 6, 2026

173.241.128.0/20

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
Unknown
52% of it

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
173.241.128.0/204,096TINETTinet (TINET-1) · USDirect AllocationApr 26, 2010abuse@gtt.net
└ 173.241.128.0/24256TINET-LINKNETunknown———
└ 173.241.129.0/24256TINET-LINKNETunknown———
└ 173.241.130.0/24256TINET-LINKNETunknown———
└ 173.241.131.0/24256TINET-LINKNETunknown———
└ 173.241.132.0/24256VIGILANT-TINETunknown———
└ 173.241.133.0/2664VIGILANT-TINETunknown———
└ 173.241.133.64/2664VIGILANT-TINETunknown———
└ 173.241.133.128/2732CXA-TINETunknown———
└ 173.241.133.160/298ROBBIE-CORRIHER-GTTunknown———
└ 173.241.133.168/298ERNST-AND-YOUNG-GTTunknown———
└ 173.241.133.176/298GREEK-ORTHODOX-METROPOLIS-OF-DENVER-GTTunknown———
└ 173.241.133.184/298NESPRESSO-GTTunknown———
└ 173.241.133.192/2664LAMPS-PLUS-GTTunknown———
└ 173.241.134.0/2732VEETLE-TINETunknown———
└ 173.241.134.32/2816ZEN-NETWORK-TINETunknown———
└ 173.241.134.48/298TINET-LINKNETunknown———
└ 173.241.134.56/298TINET-OFFICEunknown———
└ 173.241.134.64/2732RRSAT-TINETunknown———
└ 173.241.134.96/304GTTunknown———
└ 173.241.134.100/304METRO-OPTICAL-TINETunknown———
└ 173.241.134.104/298TELCO-EXPERTS-TINETunknown———
└ 173.241.134.112/2816TELCO-EXPERTS-TINETunknown———
└ 173.241.134.128/25128GIS-BOS-TINETunknown———
└ 173.241.135.0/24256ULATSKA-TINETunknown———
└ 173.241.136.0/212,048INTELA-TINETIntela Networks Limited (C02480442) · GBReassignedApr 27, 2010abuse@gtt.net
via TINET

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

4,096 addresses
TypeAddressesShareRanges
Unknown2,14852%3
Business1,94848%18

Network & registry

AnnouncementRouting historyWhois & 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