AS53571 — PCC-CORP - PRECISION CASTPARTS CORP

AS53571 announces 4 IPv4 prefixes covering 3,584 addresses and 0 IPv6 prefixes.

About this network

PCC-CORP is the autonomous system for Precision Castparts Corp., a major American industrial manufacturer of investment castings and forged components for the aerospace and gas turbine industries.

What it's used for

• The address space is registered under netnames PCC-CORP-1 and PCC-CORP-2, indicating a dedicated corporate network rather than a service provider or hosting facility.
• The AS announces 3,584 IPv4 addresses across 4 prefixes with 7 observed neighbours, a ratio consistent with an internal corporate estate segmented by site or function rather than a transit or access network.
• Traffic from this AS consists of office workers, engineering staff, and industrial control systems across the company's global manufacturing operations.

Notable

• All registrants in the RDAP data match the announcer, listing PRECISION CASTPARTS CORP for every prefix.
• The address inventory is composed of four distinct IPv4 blocks, including a /21, a /22, and two /24s, all located in the United States.

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

Announced prefixes

• 199.181.154.0/24
• 204.155.96.0/21
• 204.155.104.0/24
• 204.155.108.0/22

Upstream networks

• AS13649 Flexential Colorado Corp.
• AS5650 Frontier Communications of America, Inc.
• AS23132 Charter Communications LLC
• AS33662 Comcast Cable Communications, LLC
• AS2764 AAPT Limited
• AS5413 Wavenet Limited
• AS3356 Level 3 Parent, LLC

Adjacent networks

• AS13649 Flexential Colorado Corp.
• AS5650 Frontier Communications of America, Inc.
• AS23132 Charter Communications LLC
• AS33662 Comcast Cable Communications, LLC
• AS2764 AAPT Limited
• AS5413 Wavenet Limited
• AS3356 Level 3 Parent, LLC

Routing security

• RPKI: 14 valid, 0 invalid and 0 not-found announcements; 14 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 30 route objects.
• Listed in as-sets: AS-ATTAP, AS-CHTR-SYNC, AS-COMCAST-EDIA, AS-COX-SOUTHWEST, AS-FLEXENTIAL-CUSTOMERS, AS-FLEXENTIAL-TEST2, AS-FRONTIER, AS-HURRICANE, AS-LUMOS, AS-LUMOS-TRANSIT, AS-LUMOS-TRANSMIT, AS-NTELOS, AS-NTELOS-TRANSIT, AS-RR-BIZ, AS2764:AS-BGP-CUSTS, AS5413:AS-CUSTOMER.