AS52092 ALFSERVIS-AS Alf servis, s.r.o.

ALFSERVIS-AS Alf servis, s.r.o. · registered in Czechia

IPv4 addresses4,6082 prefixes · <0.001% of announced IPv4

Rank in Czechia#118largest network in CZ by IPv4 space, of 570 · 0.06% of CZ

Rank worldwide#14,300of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryCzechia599 ASNs registered there

Open AS52092 in ASN lookup Look up an IP in this network (46.149.112.1) All networks in Czechia

IPv4 prefixes

All 2 prefixes, in address order.

46.149.112.0/20
91.227.134.0/23

IPv6 prefixes

All 1 prefix.

2001:67c:3b4::/48

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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