Data as of Nov 13, 2026

63.164.47.0/26

No anonymizer space · no proxy exits in 30 days

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

Announcement
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.160.0.0/12AS174Internet provider187
23 always on
Cogent Communications, LLC

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
63.160.0.0/121,048,576COGENT-63-160-0Cogent Communications, LLC (COGC) · USDirect AllocationDec 3, 1999abuse@cogentco.com
└ 63.164.32.0/204,096FON-106772070449880Sprint Midatlantic Telecom (SMAT) · USReallocatedMay 18, 2000—
└ 63.164.47.0/2664SPRINTLTD-3FA42F00unknown———

Network & registry

Announced by

Covering announcement 63.164.32.0/20

Prefix
63.164.32.0/20
Announced by
AS11398 CenturyLink Communications, LLC
Type
Residential
RPKI
No RPKI
Netname
FON-106772070449880
Registrant
Sprint Midatlantic Telecom
RIR
ARIN
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
Sprint Midatlantic Telecom (SMAT)
Reallocated range
63.164.32.0/20
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