AS206591 — ALZACZ-AS Alza.cz a.s.

AS206591 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

ALZACZ-AS is operated by Alza.cz a.s., the largest online retailer in the Czech Republic.

What it's used for

• The space carries corporate infrastructure, evidenced by the netname DC1 and the reverse DNS entry smtpout4.alza.cz.
• The AS announces 256 IPv4 addresses across 1 prefix with 1 observed neighbour, indicating a small, self-contained corporate network rather than a transit or access provider.
• Traffic from this AS consists of web and API endpoints for Alza.cz's e-commerce platform, along with internal corporate services such as email.

Notable

• The RDAP registrant Alza.cz Hostmaster Role aligns with the AS holder Alza.cz a.s..
• The address inventory consists of a single /24 block, 185.181.177.0/24, which is finely subdivided for internal use.

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

Announced prefixes

• 185.181.177.0/24

Upstream networks

• AS199803 ComSource s.r.o.

Adjacent networks

• AS199803 ComSource s.r.o.

Routing security

• RPKI: 0 valid, 0 invalid and 1 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-COMSOURCE, AS-WIA-CUST.