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Data as of Nov 3, 2026

199.161.176.0/20

Anonymizer · ISP proxy

Windstream Communications LLC · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS7029
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Feb 1, 1994
2 · Leased from
Rackdog
for its owner Cogent Communications, LLC
3 · Announced by
AS7029 Windstream Communications LLC
since Aug 2025 · 15 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 199.161.176.0/20/24s
Rackdog
4,096100%
16
Leased from

Owners leasing their own space

NameIn 199.161.176.0/20/24s
Cogent Communications, LLC
4,096100%
16

Lineage

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

199.161.176.0/20

From the registry to its use

  1. Feb 1, 1994
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    199.160.0.0/14
  2. Aug 16, 2025– Nov 2, 2026
    Announced
    AS7029 Windstream Communications LLC
    Internet provider
  3. Aug 26, 2025
    Route object
    Rackdog
    RADB route object for AS7029 Windstream Communications LLC, maintainer MAINT-AS398465
  4. May 27, 2026
    Assigned
    RCN
    Reassigned
    199.161.128.0/17
  5. Jul 29, 2026
    Route object
    AS398465 Rackdog, LLC
    RADB route object for AS398465 Rackdog, LLC, maintainer MAINT-AS22773
    199.161.176.0/24
  6. today
    Leased from
    Rackdog
    IP broker

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
199.160.0.0/14262,144COGENT-199-160-0Cogent Communications, LLC (COGC) · USDirect AllocationFeb 1, 1994[email protected]
└ 199.161.128.0/1732,768RACKDOG-CGNT-NET-25RCN (C11605219) · USReassignedMay 27, 2026[email protected]
via COGENT-199-160-0

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
199.160.0.0/14
Registration type
Direct Allocation
Record created
Feb 1, 1994
Legacy
yes
Origin network

AS7029

US
Name
Windstream Communications LLC
Type
Internet provider
Registered
Jul 30, 1996
Domain
uniti.com
Website
www.uniti.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed