AS21900 — LBPC

AS21900 announces 2 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

LBPC is the autonomous system for Law Bulletin Publishing Company.

What it's used for

• The address space carries corporate infrastructure for a legal publishing firm, evidenced by registrants LAW BULLETIN and Law Bulletin associated with netnames ATT-NET-12-229-146-0 and SBCIS-080709180436.
• The AS announces 512 IPv4 addresses across 2 prefixes with 2 observed neighbours, a ratio consistent with a small internal corporate estate rather than a transit or access network.

Notable

• Registrants LAW BULLETIN and Law Bulletin align directly with the announcer LBPC - LAW BULLETIN PUBLISHING COMPANY, confirming the space is owned by the operator.
• The inventory consists of two /24 blocks, 12.229.146.0/24 and 68.250.141.0/24, representing a modest, segmented address allocation typical of a single organization.

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

Announced prefixes

• 12.229.146.0/24
• 68.250.141.0/24

Upstream networks

• AS7018 AT&T Enterprises, LLC
• AS6079 RCN

Adjacent networks

• AS7018 AT&T Enterprises, LLC
• AS6079 RCN

Routing security

• RPKI: 0 valid, 0 invalid and 2 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 2 route objects.
• Listed in as-sets: AS-RCN-CUSTOMER.