AS31589 — ZSTAL-AS Zaporizhstal Integrated Iron & Steel Works PJSC

AS31589 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

The AS handle ZSTAL-AS is held by Zaporizhstal Integrated Iron & Steel Works PJSC.

What it's used for

• The address space carries internal corporate traffic for a major steel producer, as indicated by the netname ZSTAL-NET and the registrant identity.
• The inventory consists of a single IPv4 prefix, 193.17.75.0/24, totaling 256 addresses, with 0 IPv6 prefixes announced.
• With only 1 observed neighbour, the low address-to-neighbour ratio indicates a small, isolated internal network rather than a transit or access provider.

Notable

• The RDAP registrant matches the AS holder exactly, confirming direct ownership of the address space.
• Zaporizhstal is a subsidiary of Metinvest, one of Ukraine's largest industrial groups, operating as a significant steel manufacturing facility in Zaporizhzhia.
• The address inventory is minimal and finely subdivided, consistent with a single-site corporate estate rather than a distributed service network.

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

Announced prefixes

• 193.17.75.0/24

Upstream networks

• AS21497 PrJSC "VF UKRAINE"

Adjacent networks

• AS21497 PrJSC "VF UKRAINE"

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-GBIT, AS-NEWLINE, AS-UMC-CUSTOMERS, AS-VEGA-ZAPOROZHYE.