LAYER3 INTEL
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Data as of Nov 12, 2026

154.47.0.0/23

No anonymizer space · no proxy exits in 30 days

Cogent Communications, LLC

Announcement
154.40.0.0/13
No RPKI
Announced by
AS174
Type
Hosting

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
154.47.0.0/24
since Jul 2022
AS212148HostingCogent Communications, LLC
154.47.1.0/24
since Jul 2022
AS212148HostingCogent Communications, LLC

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
154.47.0.0/1665,536COGENT-154-47-16Cogent Communications, LLC (COGC) · USDirect AllocationFeb 5, 1992abuse@cogentco.com
└ 154.47.0.0/23512NET-154-47-0-0-2ITecon GmbH (C08203198) · DEReassignedFeb 24, 2022abuse@cogentco.com
via COGENT-154-47-16

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced 154.40.0.0/13

154.40.0.0/13

Routing history

Pattern
Stable
First seen
Sep 2006
Current origin since
Sep 2006 · 20 yr
Origin networks
1