Data as of Nov 6, 2026

63.165.24.0/21

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
Type
Residential
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.160.0.0/12AS174Internet provider179
37 always on
Cogent 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
63.160.0.0/121,048,576COGENT-63-160-0Cogent Communications, LLC (COGC) · USDirect AllocationDec 3, 1999abuse@cogentco.com
└ 63.165.24.0/212,048FON-106778419249895Ltd Sprint-WR-BMO (LTDS) · USReallocatedMay 18, 2000—
└ 63.165.24.0/24256SPRINTLTD-3FA51800unknown———
└ 63.165.25.0/24256LASVEG-NETBLK-63-165-25unknown———
└ 63.165.26.0/23512SPRINTLTD-3FA501A00unknown———
└ 63.165.28.0/23512LASVEG-NETBLK-63-165-29unknown———
└ 63.165.30.0/23512SPRINTLTD-3FA51E00unknown———

Network & registry

IPv4 market

Holder

Organization
Cogent Communications, LLC
Handle
COGC
Range
63.160.0.0/12
Registration type
Direct Allocation
Record created
Dec 3, 1999
Reallocated to
Ltd Sprint-WR-BMO (LTDS)
Reallocated range
63.165.24.0/21
Reallocated
May 18, 2000
Origin network

AS11398

US
Name
CenturyLink Communications, LLC
Type
Internet provider
Registered
Aug 4, 1998
Domain
centurylink.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed