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AS50833
AS50833 FIBERTEL-AS FIBER TELECOM s.r.o.
FIBERTEL-AS FIBER TELECOM s.r.o. · registered in Czechia
IPv4 addresses 9,216 6 prefixes · <0.001% of announced IPv4
Rank in Czechia #64 largest network in CZ by IPv4 space, of 570 · 0.11% of CZ
Rank worldwide #9,433 of 79,396 networks with IPv4
IPv6 8 x /32 (524,288 x /48) 49 prefixes
Country Czechia 599 ASNs registered there
IPv4 prefixes
All 6 prefixes, in address order.
45.159.110.0/23 91.224.59.0/24 146.255.24.0/21 185.159.89.0/24 193.150.128.0/20 193.150.144.0/21
IPv6 prefixes
All 49 prefixes.
2a10:24c0::/39 2a10:24c0:200::/42 2a10:24c0:240::/43 2a10:24c0:260::/44 2a10:24c0:270::/47 2a10:24c0:272::/48 2a10:24c0:273::/48 2a10:24c0:274::/46 2a10:24c0:278::/45 2a10:24c0:280::/41 2a10:24c0:300::/40 2a10:24c0:400::/39 2a10:24c0:600::/41 2a10:24c0:680::/42 2a10:24c0:6c0::/47 2a10:24c0:6c2::/48 2a10:24c0:6c3::/48 2a10:24c0:6c4::/46 2a10:24c0:6c8::/45 2a10:24c0:6d0::/44 2a10:24c0:6e0::/43 2a10:24c0:700::/40 2a10:24c0:800::/37 2a10:24c0:1000::/36 2a10:24c0:2000::/35 2a10:24c0:4000::/34 2a10:24c0:8000::/35 2a10:24c0:a000::/37 2a10:24c0:a800::/38 2a10:24c0:ac00::/40 2a10:24c0:ad00::/44 2a10:24c0:ad10::/45 2a10:24c0:ad18::/46 2a10:24c0:ad1c::/46 2a10:24c0:ad20::/43 2a10:24c0:ad40::/42 2a10:24c0:ad80::/43 2a10:24c0:ada0::/47 2a10:24c0:ada2::/47 2a10:24c0:ada4::/46 2a10:24c0:ada8::/45 2a10:24c0:adb0::/44 2a10:24c0:adc0::/42 2a10:24c0:ae00::/39 2a10:24c0:b000::/36 2a10:24c0:c000::/34 2a10:24c1::/32 2a10:24c2::/31 2a10:24c4::/30
Similar-sized networks in Czechia
ASN Name IPv4 addresses
AS39761 #61 ABAK ABAK, Co.Ltd.10,240
AS47232 #62 ISPAlliance ISP Alliance a.s.9,984
AS197019 #63 WEDOS WEDOS Internet, a.s.9,984
AS197798 #65 NET-CONNECT Net-Connect s.r.o.9,216
AS35613 #66 NETDATACOMM FASTER CZ spol. s r.o.9,216
AS41088 #67 CZNSYS "N_SYS s.r.o."9,216
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