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Data as of Nov 7, 2026

206.231.168.0/21

No anonymizer space · no proxy exits in 30 days

Cogent Communications, LLC

Announcement
206.228.0.0/14
No RPKI
Announced by
AS174
Type
Business
56% of it

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
206.228.0.0/14262,144COGENT-206-228-0Cogent Communications, LLC (COGC) · USDirect AllocationNov 6, 1995abuse@cogentco.com
└ 206.231.168.0/212,048SPRINT-CEE7A8-2unknown———
└ 206.231.168.0/25128NECA-81unknown———
└ 206.231.168.128/2732NECA-100unknown———
└ 206.231.168.160/2816NECA-101unknown———
└ 206.231.168.176/2816NECA-102unknown———
└ 206.231.168.192/2816NECA-103unknown———
└ 206.231.168.216/298NECA-108unknown———
└ 206.231.168.224 - 206.231.168.25431NECA-104unknown———
└ 206.231.170.0/2664NECA-25unknown———
└ 206.231.170.64/2664NECA-26unknown———
└ 206.231.170.128/2664NECA-27unknown———
└ 206.231.171.0/25128NECA-30unknown———
└ 206.231.171.128/2664NECA-31unknown———
└ 206.231.171.192/2664NECA-32unknown———
└ 206.231.172.0/2732NECA-33unknown———
└ 206.231.172.32/2732NECA-34unknown———
└ 206.231.172.64/2816NECA-35unknown———
└ 206.231.172.80/2816NECA-36unknown———
└ 206.231.172.96/2732NECA-37unknown———
└ 206.231.172.144/298NECA-77unknown———
└ 206.231.172.152/298NECA-69unknown———
└ 206.231.172.160/2732NECA-67unknown———
└ 206.231.172.192/2664NECA-40unknown———
└ 206.231.173.0/24256NECA-41unknown———
└ 206.231.174.0/24256NECA-42unknown———
└ 206.231.175.0/2732NECA-43unknown———
└ 206.231.175.64/2732NECA-44unknown———
└ 206.231.175.112/2816NECA-71unknown———
└ 206.231.175.128/2664NECA-45unknown———
└ 206.231.175.192/2664NECA-46unknown———

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

2,048 addresses
TypeAddressesShareRanges
Business1,14356%27
Internet provider90544%7

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 206.228.0.0/14

Prefix
206.228.0.0/14
Announced by
AS174 Cogent Communications, LLC
Type
Internet provider
Proxy exits
14
Always-on exits
4
RPKI
No RPKI
Netname
COGENT-206-228-0
Registrant
Cogent Communications, LLC
RIR
ARIN
Origin network

AS174

US
Name
Cogent Communications, LLC
Type
Internet provider
Registered
May 16, 1996
Domain
cogentco.com
Website
www.cogentco.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1,658