AS63153 — STEWART-STEVENSON - Stewart & Stevenson LLC

AS63153 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

The AS handle STEWART-STEVENSON is held by Stewart & Stevenson LLC.

What it's used for

• The address space carries corporate infrastructure, evidenced by the netname SSLLC and registrant Stewart & Stevenson LLC.
• The AS announces 256 IPv4 addresses within a single prefix (204.126.230.0/24) and maintains 2 observed neighbours, indicating a small, self-contained internal network rather than a transit or access provider.
• Traffic from this AS consists of internal corporate communications for an industrial manufacturer and distributor serving the oil and gas, marine, construction, and power generation sectors.

Notable

• The RDAP registrant Stewart & Stevenson LLC aligns perfectly with the AS holder and the netname SSLLC.
• Stewart & Stevenson is a subsidiary of Kirby Corporation, a major industrial equipment manufacturer.
• The inventory consists of a single /24 block, representing a standard corporate allocation with no IPv6 prefixes announced.

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

Announced prefixes

• 204.126.230.0/24

Upstream networks

• AS22442 Phonoscope, Inc.
• AS35847 Ezee Fiber

Adjacent networks

• AS22442 Phonoscope, Inc.
• AS35847 Ezee Fiber

Routing security

• RPKI: 0 valid, 0 invalid and 1 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 2 route objects.
• Listed in as-sets: AS-DATABANK, AS-ICTX, AS-PHONOSCOPE, AS-PSLIGHTWAVE.