Data as of Nov 13, 2026

212.100.185.0/24

No anonymizer space · no proxy exits in 30 days

GTT Communications Inc. · space held by GTT Communications Belgium N.V.

Announcement

212.100.160.0/19

RPKI valid

Announced by

AS3257

Type

Unknown

Risk

40 / 100 · Medium

Leased space

IPv4 market

Path

1 · Holder

GTT Communications Belgium N.V.

record created Dec 17, 2001

2 · Leased from

IPXO

3 · Announced by

AS3257 GTT Communications Inc.

since Oct 2021 · 5.1 yr ago

4 · Use

Unknown

Registrations in this block

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

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
212.100.160.0/19	8,192	BE-EASYNET-19990712	GTT Communications Belgium N.V. (ORG-EB1-RIPE) · BE	ALLOCATED PA	Dec 17, 2001	abuse@gtt.net
└ 212.100.176.0/20	4,096	IPXO-GTT	GTT Communications Belgium N.V. (ORG-EB1-RIPE) · BE	SUB-ALLOCATED PA	May 8, 2025	report@abuseradar.com

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 212.100.160.0/19

212.100.160.0/19

Routing history

Pattern: Stable
First seen: May 2005
Current origin since: Oct 2021 · 5.1 yr
Origin networks: 2
Last change of origin: Oct 2021

Recorded history

History

Handoffs: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
212.100.160.0/19	AS3257	/19	RIPE	RPKI valid

IRR

Route objects on 212.100.160.0/19

Origin	Registry	Description	Maintainer	Modified
AS3257	RIPE	GTT	AS3257-ROUTE-MNT	May 13, 2025