AS49767 INTERNETPB-AS O2 Czech Republic, a.s.

INTERNETPB-AS O2 Czech Republic, a.s. · registered in Czechia

IPv4 addresses5,1202 prefixes · <0.001% of announced IPv4

Rank in Czechia#112largest network in CZ by IPv4 space, of 570 · 0.06% of CZ

Rank worldwide#13,349of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryCzechia599 ASNs registered there

Open AS49767 in ASN lookup Look up an IP in this network (109.72.0.1) All networks in Czechia

IPv4 prefixes

All 2 prefixes, in address order.

109.72.0.0/20
194.31.216.0/22

IPv6 prefixes

All 1 prefix.

2a02:2930::/32

Similar-sized networks in Czechia

ASNNameIPv4 addresses

AS202895#109 TFnet TFnet s.r.o.5,120

AS39790#110 WEB4U Web4U s.r.o.5,120

AS48661#111 AIRWAYNET AIRWAYNET, a.s.5,120

AS196843#113 KHNET KHnet.info, z.s.5,120

AS206548#114 TLAP-ZCOM ZCOM.cz s.r.o5,120

AS209810#115 NETCORESERVICES Netcore services s.r.o.4,864

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources