Data as of Nov 6, 2026

78.40.200.0/21

No anonymizer space · no proxy exits in 30 days

GTT Communications Inc. · space held by GTT Communications Italy S.R.L.

Announcement

this exact prefix

RPKI valid

Announced by

AS3257

Type

Internet provider

91% of it

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
78.40.204.0/23 since Aug 2022	AS260	Internet provider	GTT Communications Italy S.R.L.

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
78.40.200.0/21	2,048	IT-EASYNET-20080528	GTT Communications Italy S.R.L. (ORG-IIS3-RIPE) · IT	ALLOCATED PA	May 28, 2008	abuse@gtt.net
└ 78.40.200.0/24	256	EASYNET-IT-BSSA01-20103943	Easynet Italy Customer Network	ASSIGNED PA	May 25, 2010	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.0/29	8	EASYNET-IT-NCRE01-201510827	Easynet Italy Customer Network	ASSIGNED PA	Nov 11, 2015	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.8/29	8	EASYNET-IT-EASY00-201510849	Easynet Italy Customer Network	ASSIGNED PA	Nov 24, 2015	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.24/29	8	EASYNET-IT-EASY00-201611013	Easynet Italy Customer Network	ASSIGNED PA	Jan 25, 2016	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.32/32	1	EASYNET-IT-PATX01-20138131	Easynet Italy Customer Network	ASSIGNED PA	Feb 22, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.33/32	1	EASYNET-IT-PATX01-20138169	Easynet Italy Customer Network	ASSIGNED PA	Mar 1, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.34/32	1	EASYNET-IT-PATX01-20138170	Easynet Italy Customer Network	ASSIGNED PA	Mar 1, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.40/30	4	EASYNET-IT-SEVE02-20149876	Easynet Italy Customer Network	ASSIGNED PA	Jul 15, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.44/30	4	EASYNET-IT-PIAG01-201410014	Easynet Italy Customer Network	ASSIGNED PA	Sep 29, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.48/29	8	EASYNET-IT-ECON01-20138381	Easynet Italy Customer Network	ASSIGNED PA	Apr 16, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.56/30	4	EASYNET-IT-TKIT01-20138718	Easynet Italy Customer Network	ASSIGNED PA	Jul 29, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.60/30	4	EASYNET-IT-EASY00-201611030	Easynet Italy Customer Network	ASSIGNED PA	Jan 28, 2016	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.64/29	8	EASYNET-IT-ECON01-20138839	Easynet Italy Customer Network	ASSIGNED PA	Sep 4, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.76/30	4	EASYNET-IT-MINF01-20149303	Easynet Italy Customer Network	ASSIGNED PA	Jan 17, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.80/29	8	EASYNET-IT-CDCB01-20139033	Easynet Italy Customer Network	ASSIGNED PA	Nov 6, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.88/29	8	EASYNET-IT-BSKX01-20139122	Easynet Italy Customer Network	ASSIGNED PA	Dec 3, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.96/29	8	EASYNET-IT-INTE01-20139207	Easynet Italy Customer Network	ASSIGNED PA	Dec 13, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.104/29	8	EASYNET-IT-NCRE01-20139212	Easynet Italy Customer Network	ASSIGNED PA	Dec 16, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.112/29	8	EASYNET-IT-EASY01-20139218	Easynet Italy Customer Network	ASSIGNED PA	Dec 17, 2013	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.120/29	8	EASYNET-IT-NCRE01-20149361	Easynet Italy Customer Network	ASSIGNED PA	Feb 5, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.128/29	8	EASYNET-IT-ECON01-20149563	Easynet Italy Customer Network	ASSIGNED PA	Mar 17, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.136/29	8	EASYNET-IT-ECON01-20149691	Easynet Italy Customer Network	ASSIGNED PA	Apr 9, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.144/29	8	EASYNET-IT-ECON01-20149896	Easynet Italy Customer Network	ASSIGNED PA	Jul 18, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.152/29	8	EASYNET-IT-NCRE01-20149972	Easynet Italy Customer Network	ASSIGNED PA	Sep 8, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.160/29	8	EASYNET-IT-REIT01-20149999	Easynet Italy Customer Network	ASSIGNED PA	Sep 18, 2014	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.176/29	8	EASYNET-IT-SGRO02-201510770	Easynet Italy Customer Network	ASSIGNED PA	Sep 14, 2015	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.184/29	8	EASYNET-IT-PIAG01-201510323	Easynet Italy Customer Network	ASSIGNED PA	Feb 26, 2015	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.192/28	16	EASYNET-IT-EASY00-201510765	Easynet Italy Customer Network	ASSIGNED PA	Sep 21, 2015	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.201.208/29	8	EASYNET-IT-AIND01-201611046	Easynet Italy Customer Network	ASSIGNED PA	Feb 16, 2016	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.204.0/24	256	FORTINET-GTT	Fortinet	ASSIGNED PA	Aug 22, 2022	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.205.216/29	8	MASTERCARD-GTT	MasterCard	ASSIGNED PA	Aug 13, 2026	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.205.228/30	4	FOUR-COMMUNICATIONS-GROUP-FZ-LLC-GTT	Four Communications Group FZ LLC	ASSIGNED PA	Aug 5, 2025	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.205.232/29	8	FOUR-COMMUNICATIONS-GROUP-FZ-LLC-GTT	Four Communications Group FZ LLC	ASSIGNED PA	Aug 5, 2025	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.205.240/29	8	FORCEPOINT-GTT	Forcepoint	ASSIGNED PA	Feb 12, 2025	abuse@gtt.net via IT-EASYNET-20080528
└ 78.40.207.0/24	256	EASYNET-IT-EASY00-201410189	Easynet Italy Customer Network	ASSIGNED PA	Dec 18, 2014	abuse@gtt.net via IT-EASYNET-20080528

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

2,048 addresses

Type	Addresses	Share	Ranges
Internet provider	1,857	91%	8
Business	191	9.3%	28

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS3257

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

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
78.40.200.0/21	AS3257	/21	RIPE	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS3257	RIPE	GTT	AS3257-ROUTE-MNT	Feb 1, 2022

78.40.200.0/21

Announcements

Announcements inside

Registrations in this block

Composition

Address share

Types across the prefix

Network & registry

AS3257

Who has announced this prefix

Routing history

History

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact