LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026

206.158.128.0/20

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 Oct 6, 1995
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS11404 Wave Broadband
since Aug 2025 · 15 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 206.158.128.0/20/24s
Rackdog
4,096100%
16
Leased from

Owners leasing their own space

NameIn 206.158.128.0/20/24s
Cogent Communications, LLC
4,096100%
16

Lineage

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

206.158.128.0/20

From the registry to its use

  1. Oct 6, 1995
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    206.158.0.0 - 206.160.255.255
  2. May 9, 2005– Sep 19, 2023
    Announced
    AS1239 Cogent Communications, LLC
    as part of 206.158.0.0/15
    206.158.0.0/15
  3. Nov 19, 2023– Jun 28, 2025
    Announced
    AS1239 Cogent Communications, LLC
    as part of 206.158.0.0/15
    206.158.0.0/15
  4. Jun 17, 2025– Nov 2, 2026
    Announced
    AS174 Cogent Communications, LLC
    as part of 206.158.0.0/15
    206.158.0.0/15
  5. Aug 16, 2025– Nov 2, 2026
    Announced
    AS11404 Wave Broadband
    Internet provider
  6. Aug 26, 2025
    Route object
    Rackdog
    RADB route object for AS11404 Wave Broadband, maintainer MAINT-AS398465
  7. May 27, 2026
    Assigned
    RCN
    Reassigned
    206.158.128.0/17
  8. today
    Leased from
    Rackdog
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
206.158.0.0/15
since Jun 2025
AS174Internet provider8Cogent 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
206.158.0.0 - 206.160.255.255196,608COGCCogent Communications, LLC (COGC) · USDirect AllocationOct 6, 1995[email protected]
└ 206.158.128.0/1732,768RACKDOG-CGNT-NET-43RCN (C11605238) · USReassignedMay 27, 2026[email protected]
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
206.158.0.0 - 206.160.255.255
Registration type
Direct Allocation
Record created
Oct 6, 1995
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