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Data as of Nov 7, 2026

205.161.224.0/20

No anonymizer space · no proxy exits in 30 days

CenturyLink Communications, LLC · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS2379
Type
Residential
91% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
205.160.0.0/14
since May 2024
AS174Internet provider21
2 always on
Cogent Communications, LLC
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
205.161.229.0/24
since Oct 2015
AS209ResidentialCogent Communications, LLC
via Sprint DSL Network

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
205.160.0.0/14262,144COGENT-205-160-0Cogent Communications, LLC (COGC) · USDirect AllocationMar 8, 1995abuse@cogentco.com
└ 205.161.224.0/204,096SPRINT-CDA1E0-6Sprint-United Telephone of Florida (UTOF) · USReallocatedApr 19, 1999—
└ 205.161.224.0/2664205CCCONVERunknown———
└ 205.161.224.64/2664205PMR1unknown———
└ 205.161.224.128/2664205CCAVHBSunknown———
└ 205.161.224.192/2664205CCMAunknown———
└ 205.161.225.128/25128SURITYNET2unknown———
└ 205.161.226.0/24256205-161-226NAFRENETunknown———
└ 205.161.229.0/24256DSL-NET172-FLSprint DSL Network (SDSL) · USReallocatedJan 8, 2002—
└ 205.161.232.0/23512DSL-NET177-178-FLunknown———
└ 205.161.234.0/24256205-161-234HELBINGunknown———
└ 205.161.235.0/24256205CCWORLDunknown———
└ 205.161.237.0/24256205-161-234JUNTOunknown———
└ 205.161.238.0/24256MFLI1unknown———
└ 205.161.239.0/24256205-161-239HELBINGunknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Residential3,71291%4
Business3849.4%5

Network & registry

AnnouncementRouting historyWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
205.160.0.0/14
Registration type
Direct Allocation
Record created
Mar 8, 1995
Legacy
yes
Reallocated to
Sprint-United Telephone of Florida (UTOF)
Reallocated range
205.161.224.0/20
Reallocated
Apr 19, 1999
Origin network

AS2379

US
Name
CenturyLink Communications, LLC
Type
Internet provider
Registered
Feb 3, 1993
Domain
centurylink.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed