AS210958 FASTPORT Fastport a.s.

FASTPORT Fastport a.s. · registered in Czechia

IPv4 addresses4,0962 prefixes · <0.001% of announced IPv4

Rank in Czechia#137largest network in CZ by IPv4 space, of 570 · 0.05% of CZ

Rank worldwide#15,255of 79,396 networks with IPv4

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

CountryCzechia599 ASNs registered there

Open AS210958 in ASN lookup Look up an IP in this network (46.254.64.1) All networks in Czechia

IPv4 prefixes

All 2 prefixes, in address order.

46.254.64.0/21
93.190.56.0/21

IPv6 prefixes

All 1 prefix.

2a02:a28::/32

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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