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Data as of Nov 8, 2026

204.242.7.0/24

Anonymizer · Datacenter proxy

Rackdog, LLC · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS398465
Type
Datacenter proxy
Risk
85 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Dec 20, 1994
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS398465 Rackdog, LLC
since Mar 2026 · 8 mo ago
4 · Use
Datacenter proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 204.242.7.0/24/24s
Rackdog
256100%
1
Leased from

Owners leasing their own space

NameIn 204.242.7.0/24/24s
Cogent Communications, LLC
256100%
1

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

204.242.7.0/24

From the registry to its use

  1. Dec 20, 1994
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    204.240.0.0/14
  2. Mar 17, 2022– today
    Announced
    AS6079 RCN
    as part of 204.242.0.0/20
    204.242.0.0/20
  3. May 24, 2025– Aug 27, 2025
    Announced
    AS174 Cogent Communications, LLC
    Internet provider
  4. Mar 20, 2026– today
    Announced
    AS398465 Rackdog, LLC
    Hosting
  5. May 27, 2026
    Assigned
    RCN
    Reassigned
    204.242.0.0/16
  6. Jul 29, 2026
    Route object
    AS398465 Rackdog, LLC
    RADB route object for AS398465 Rackdog, LLC, maintainer MAINT-AS22773
  7. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesLeased fromHolderRPKI
204.242.0.0/20
since Mar 2022
AS6079ISP proxy3,58488%IP broker RackdogCogent Communications, LLC
204.240.0.0/14
since May 2005
AS174Internet providerCogent 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
204.240.0.0/14262,144COGENT-204-240-14Cogent Communications, LLC (COGC) · USDirect AllocationDec 20, 1994abuse@cogentco.com
└ 204.242.0.0/1665,536RACKDOG-CGNT-NET-33RCN (C11605228) · USReassignedMay 27, 2026abuse@cogentco.com
via COGENT-204-240-14

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 historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
204.240.0.0/14
Registration type
Direct Allocation
Record created
Dec 20, 1994
Legacy
yes
Origin network

AS398465

US
Name
Rackdog, LLC
Type
Hosting
Registered
Jun 15, 2020
Domain
rackdog.com
Website
rackdog.com
Spamhaus ASN-DROP
not listed