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AS59871
AS59871 HEUREKA_GROUP Heureka Group a.s.
HEUREKA_GROUP Heureka Group a.s. · registered in Czechia
IPv4 addresses 1,024 1 prefixes · <0.001% of announced IPv4
Rank in Czechia #369 largest network in CZ by IPv4 space, of 570 · 0.01% of CZ
Rank worldwide #35,519 of 79,396 networks with IPv4
IPv6 5 x /48 3 prefixes
Country Czechia 599 ASNs registered there
IPv4 prefixes
All 1 prefix, in address order.
IPv6 prefixes
All 3 prefixes.
2a03:2a60:dc::/48 2a03:2a60:8000::/47 2a03:2a60:8100::/47
Similar-sized networks in Czechia
ASN Name IPv4 addresses
AS202556 #367 ASKRIVONET Blond & Brown s.r.o.1,024
AS211731 #368 MPSV-AS-CZ Ministry of labour and social affairs1,024
AS215588 #370 notino-asn Notino s.r.o.1,024
AS25238 #371 MONETA-CZ MONETA Money Bank, a.s.1,024
AS35096 #372 ALEFNULA Alef Nula a.s.1,024
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