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Data as of Nov 7, 2026

204.95.192.0/20

Anonymizer · ISP proxy

RCN · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS6079
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Jul 13, 1994
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS6079 RCN
since Aug 2025 · 15 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 204.95.192.0/20/24s
Rackdog
4,096100%
16
Leased from

Owners leasing their own space

NameIn 204.95.192.0/20/24s
Cogent Communications, LLC
4,096100%
16

Lineage

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

204.95.192.0/20

From the registry to its use

  1. Jul 13, 1994
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    204.94.0.0 - 204.97.255.255
  2. May 9, 2005– May 16, 2024
    Announced
    AS1239 Cogent Communications, LLC
    as part of 204.94.0.0/15
    204.94.0.0/15
  3. Sep 6, 2007
    Route object
    AS7029 Windstream Communications LLC
    RADB route object for AS7029 Windstream Communications LLC, maintainer MAINT-AS7029
    204.95.193.0/24
  4. Oct 17, 2018
    Route object
    AS29803 FanaticNode LLC
    RADB route object for AS29803 FanaticNode LLC, maintainer MAINT-RR
    204.95.207.0/24
  5. May 5, 2024– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 204.94.0.0/15
    204.94.0.0/15
  6. Aug 16, 2025– today
    Announced
    AS6079 RCN
    Internet provider
  7. Aug 26, 2025
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
  8. May 27, 2026
    Assigned
    RCN
    Reassigned
    204.95.192.0/18
  9. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
204.94.0.0/15
since May 2024
AS174Internet provider3Cogent 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
204.94.0.0 - 204.97.255.255262,144COGCCogent Communications, LLC (COGC) · USDirect AllocationJul 13, 1994abuse@cogentco.com
└ 204.95.192.0/1816,384RACKDOG-CGNT-NET-34RCN (C11605229) · USReassignedMay 27, 2026abuse@cogentco.com
via COGC

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
204.94.0.0 - 204.97.255.255
Registration type
Direct Allocation
Record created
Jul 13, 1994
Legacy
yes
Origin network

AS6079

US
Name
RCN
Type
Internet provider
Registered
Apr 4, 2001
Domain
astound.com
Website
www.astound.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed