AS21811 — BAB - Build-A-Bear Workshop, Inc.

AS21811 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

The AS handle BAB is held by Build-A-Bear Workshop, Inc.

What it's used for

• The address space carries corporate infrastructure for the retail chain, evidenced by the netname BW-425 and the registrant Build-A-Bear Workshop, Inc.
• The network announces 256 IPv4 addresses across 1 prefix with 3 observed neighbours, a ratio consistent with a small internal corporate estate rather than a transit or access provider.

Notable

• The RDAP registrant Build-A-Bear Workshop, Inc. agrees with the AS holder, confirming direct ownership of the announced space.
• The inventory consists of a single /24 block (104.238.197.0/24), indicating a compact and finely managed address allocation for the company's operations.

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

Announced prefixes

• 104.238.197.0/24

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS22677 Charter Communications LLC
• AS7018 AT&T Enterprises, LLC

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS22677 Charter Communications LLC
• AS7018 AT&T Enterprises, LLC

Routing security

• RPKI: 0 valid, 0 invalid and 1 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 1 route objects.
• Listed in as-sets: AS-CHTR-BB, AS-HURRICANE, AS-PSINETUS-MC, AS-RR-SYNC.