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Data as of Nov 8, 2026

144.229.72.0/21

Anonymizer · ISP proxy

Wave Broadband · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS11404
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Jan 11, 1991
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS11404 Wave Broadband
since Sep 2024 · 2.1 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 144.229.72.0/21/24s
Rackdog
2,048100%
8
Leased from

Owners leasing their own space

NameIn 144.229.72.0/21/24s
Cogent Communications, LLC
2,048100%
8

Lineage

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

144.229.72.0/21

From the registry to its use

  1. Jan 11, 1991
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    144.229.0.0/16
  2. Sep 20, 2024
    Route object
    Rackdog
    RADB route object for AS6079 RCN, maintainer MAINT-AS398465
  3. Sep 20, 2024
    Route object
    Rackdog
    RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
  4. Sep 26, 2024– today
    Announced
    AS11404 Wave Broadband
    Internet provider
  5. Jun 17, 2025– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 144.228.0.0/15
    144.228.0.0/15
  6. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesProxy exitsRPKI
144.228.0.0/15
since Jun 2025
AS174Internet provider20,48016%ISP proxy14
6 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
144.229.0.0/1665,536COGENT-144-229-0Cogent Communications, LLC (COGC) · USDirect AllocationJan 11, 1991abuse@cogentco.com
└ 144.229.0.0/1665,536RACKDOG-CGNT-NET-6RCN (C11605103) · USReassignedMay 27, 2026abuse@cogentco.com
via COGENT-144-229-0

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
144.229.0.0/16
Registration type
Direct Allocation
Record created
Jan 11, 1991
Legacy
yes
Origin network

AS11404

US
Name
Wave Broadband
Type
Internet provider
Registered
Mar 28, 2007
Domain
wavebroadband.com
Website
business.wavebroadband.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed