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Data as of Nov 7, 2026

154.56.224.0/21

No anonymizer space · no proxy exits in 30 days

YouFibre Limited · space held by Cogent Communications, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS212655
Type
Residential
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsRPKI
154.48.0.0/12
since May 2005
AS174Internet provider12,867
2,404 always on

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
154.56.0.0/1665,536COGENT-154-56-16Cogent Communications, LLC (COGC) · USDirect AllocationFeb 5, 1992abuse@cogentco.com
└ 154.56.224.0/212,048YOUFIBRE-CGNT-NET-3Youfibre Ltd (C09792195) · GBReassignedJul 10, 2023abuse@cogentco.com
via COGENT-154-56-16

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
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
154.56.0.0/16
Registration type
Direct Allocation
Record created
Feb 5, 1992
Legacy
yes
Origin network

AS212655

GB
Name
YouFibre Limited
Type
Internet provider
Registered
Sep 15, 2020
Domain
youfibre.com
Website
www.youfibre.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed