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Data as of Nov 5, 2026

63.203.87.0/24

No anonymizer space · no proxy exits in 30 days

Personal Network Computing · space held by AT&T Enterprises, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS393508
Type
Residential
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.192.0.0/12
since Oct 2013
AS7018Residential334
43 always on
AT&T Enterprises, 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
63.192.0.0/121,048,576SBCIS-SIS80AT&T Enterprises, LLC (AEL-360) · USDirect AllocationMay 10, 1999abuse@att.net
└ 63.203.87.0/24256SBCIS63203870Personal Network Computing (PERSO-31) · USReassignedFeb 16, 2015—

Network & registry

AnnouncementRouting historyWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
63.192.0.0/12
Registration type
Direct Allocation
Record created
May 10, 1999
Origin network

AS393508

US
Name
Personal Network Computing
Type
Internet provider
Registered
Jun 30, 2014
Domain
pnc.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed