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Data as of Nov 3, 2026

204.4.76.0/24

No anonymizer space · no proxy exits in 30 days

ArentFox Schiff LLP · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS54407
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
204.4.0.0/14
since May 2005
AS174Internet provider1Cogent Communications, LLC

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
204.4.0.0/14262,144COGENT-204-4-14Cogent Communications, LLC (COGC) · USDirect AllocationMay 5, 1994[email protected]
└ 204.4.64.0 - 204.4.77.2553,584AFKPK-CArent,Fox,Kinter,Plotkin, & Kahn (C00005456) · USReassignedApr 14, 1995[email protected]
via COGENT-204-4-14

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 historyWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
204.4.0.0/14
Registration type
Direct Allocation
Record created
May 5, 1994
Legacy
yes
Origin network

AS54407

US
Name
ArentFox Schiff LLP
Type
Business
Registered
Feb 10, 2012
Industry
Service
Spamhaus ASN-DROP
not listed