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Data as of Nov 14, 2026

199.161.176.0/24

Anonymizer · ISP proxy

Windstream Communications LLC · space held by Cogent Communications, LLC

Announcement
199.161.176.0/20
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 199.161.176.0/24/24s
Rackdog
256100%
1
Leased from

Owners leasing their own space

NameIn 199.161.176.0/24/24s
Cogent Communications, LLC
256100%
1

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
199.160.0.0/14262,144COGENT-199-160-0Cogent Communications, LLC (COGC) · USDirect AllocationFeb 1, 1994abuse@cogentco.com
└ 199.161.128.0/1732,768RACKDOG-CGNT-NET-25RCN (C11605219) · USReassignedMay 27, 2026abuse@cogentco.com
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
Routing timeline

Who has announced 199.161.176.0/20

199.161.176.0/20

Routing history

Pattern
Stable
First seen
Aug 2025
Current origin since
Aug 2025 · 1.2 yr
Origin networks
1