AS33883 TRIONET-CZ-AS TRIOPTIMUM s.r.o.

TRIONET-CZ-AS TRIOPTIMUM s.r.o. · registered in Czechia

IPv4 addresses7,1683 prefixes · <0.001% of announced IPv4

Rank in Czechia#82largest network in CZ by IPv4 space, of 570 · 0.09% of CZ

Rank worldwide#11,359of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryCzechia599 ASNs registered there

Open AS33883 in ASN lookup Look up an IP in this network (46.30.232.1) All networks in Czechia

IPv4 prefixes

All 3 prefixes, in address order.

46.30.232.0/21
185.22.124.0/22
217.168.208.0/20

IPv6 prefixes

All 1 prefix.

2a03:2b80::/29

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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