AS56456 — C2NET C2NET s.r.o.

AS56456 announces 1 IPv4 prefixes covering 4,096 addresses and 1 IPv6 prefixes.

About this network

The AS handle C2NET is held by C2NET s.r.o.

What it's used for

• The address space carries residential and business internet access, as indicated by the reverse DNS record ip-93-185-11-254.c2net.cz and the netname CZ-C2NET-20080604.
• The network announces 4096 IPv4 addresses and 1 IPv6 prefix, with 30 observed neighbours, a ratio consistent with a small regional access provider rather than a transit hub.
• Traffic from this AS consists of subscriber eyeballs and local business endpoints in the Frýdek-Místek region of Czechia.

Notable

• The RDAP registrant C2NET s.r.o. matches the AS holder and the reverse DNS domain c2net.cz.
• The address inventory consists of a single contiguous IPv4 block, 93.185.0.0/20, and one IPv6 prefix, 2a0e:3500::/29.

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

Announced prefixes

• 93.185.0.0/20
• 2a0e:3500::/29

Upstream networks

• AS39392 SH.cz s.r.o.
• AS6939 Hurricane Electric LLC
• AS16019 Vodafone Czech Republic a.s.
• AS24482 SG.GS
• AS29504 Freenet Liberec, z.s.
• AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
• AS37721 Virtual Technologies & Solutions
• AS8218 Zayo Infrastructure France SA
• AS20562 Broadband Hosting B.V.

Adjacent networks

• AS39392 SH.cz s.r.o.
• AS6939 Hurricane Electric LLC
• AS16019 Vodafone Czech Republic a.s.
• AS37721 Virtual Technologies & Solutions
• AS29504 Freenet Liberec, z.s.
• AS24482 SG.GS
• AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
• AS8218 Zayo Infrastructure France SA
• AS20562 Broadband Hosting B.V.

Routing security

• RPKI: 2 valid, 0 invalid and 0 not-found announcements; 2 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 2 route objects.
• Listed in as-sets: AS-CDT-NETWORKS, AS-NIXCZ-RSCLIENTS, AS-PEERINGCZ-RS, AS-SUPERNETWORK, AS-VODAFONE-CZ-B2B, AS47200:AS-NIXCZ-RSCLIENTS, AS6881:AS-NIXCZ-CLIENTS, AS8508:AS-SASK-UPC-IN.

Internet exchanges

• Peering.cz — Prague, Czech Republic
• NIX.CZ - Neutral Internet eXchange for the Czech Republic — Prague, Czech Republic