AS41046

Name: AS41046 — O2 Czech Republic, a.s.
Creator: ipdex

O2 Czech Republic, a.s. ISP registered in Czechia

8IPv4 prefixes

2IPv6 prefixes

100%RPKI-valid

#30,741AS Rank

327/327RIS visibility

#64Rank in Czechia

2006-06-06Allocated

O2 Czech Republic, a.s. (AS41046) — ISP, registered in Czechia. announces 8 IPv4 prefixes + 2 IPv6 prefixes. Rank in Czechia: #64. Allocated: 2006-06-06.

IPv4 8IPv6 2

Announced prefixes · 10

v4 178.72.192.0/18 valid
v4 178.72.192.0/19 valid
v4 178.72.224.0/19 valid
v4 77.242.80.0/20 valid
v4 81.200.48.0/20 valid
v4 81.200.48.0/21 valid
v4 81.200.56.0/21 valid
v4 82.114.192.0/19 valid
v6 2001:67c:2d90::/48 valid
v6 2a07:b5c0::/29 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 8 IPv4 · 2 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	10
2026-06-13	10

Internet Exchanges · 1

Peering.cz Prague, Bratislava, Vienna, Frankfurt 10 Gbps

AS topology · Customer cone 1

Providers · 1

AS16246 O2 Czech Republic, a.s.

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