AS40457 — NASCAR-ASN - NASCAR Holdings, LLC

AS40457 announces 2 IPv4 prefixes covering 768 addresses and 0 IPv6 prefixes.

About this network

NASCAR-ASN is held by NASCAR Holdings, LLC.

What it's used for

• The address space carries corporate infrastructure, with netnames NASCAR-IPV4 and NET-CCF-160-72-223-0-24 registered to NASCAR Holdings, LLC and NASCAR Enterprises, LLC respectively.
• The AS announces 768 IPv4 addresses across 2 prefixes and maintains 2 observed neighbours, indicating a small, self-contained corporate network rather than a transit or access provider.
• Traffic from this AS consists of internal corporate systems, media operations, and administrative endpoints for the NASCAR racing organization.

Notable

• Registrants align with the announcer, listing NASCAR Holdings, LLC and NASCAR Enterprises, LLC.
• The address inventory is compact, consisting of one /23 and one /24 block, typical of a single-organization corporate estate.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 160.72.223.0/24
• 199.48.200.0/23

Upstream networks

• AS46887 Crown Castle Fiber LLC
• AS33363 Charter Communications, Inc

Adjacent networks

• AS46887 Crown Castle Fiber LLC
• AS33363 Charter Communications, Inc

Routing security

• RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 8 route objects.
• Listed in as-sets: AS-CCF, AS-CCF-TEST, AS-CHTR-SYNC, AS-COMCAST-EDIA, AS-HURRICANE, AS-RR-BIZ, AS-XO-B.