Data as of Nov 3, 2026

63.147.52.0/24

No anonymizer space · no proxy exits in 30 days

Cinch Software, LLC · space held by CenturyLink Communications, LLC

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

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsRPKI
63.144.0.0/12AS209Residential1,495
69 always on

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
63.144.0.0/13524,288CENTURYLINK-LEGACY-QWEST-INET-8CenturyLink Communications, LLC (CCL-534) · USDirect AllocationMar 13, 2000[email protected]
└ 63.147.52.0/24256Q1130-63-147-52-0Contour Data Solutions LLC (CDSL-26) · USReassignedNov 30, 2017—

Network & registry

IPv4 market

Holder

Organization
CenturyLink Communications, LLC
Handle
CCL-534
Range
63.144.0.0/13
Registration type
Direct Allocation
Record created
Mar 13, 2000
Origin network

AS394815

US
Name
Cinch Software, LLC
Type
Business
Registered
Jan 11, 2016
Domain
cinchsoftware.io
Industry
Technology Consulting Services
Spamhaus ASN-DROP
not listed