AS51400 ASSPOJENET SPOJE.NET s.r.o.

ASSPOJENET SPOJE.NET s.r.o. · registered in Czechia

IPv4 addresses2,0481 prefixes · <0.001% of announced IPv4

Rank in Czechia#219largest network in CZ by IPv4 space, of 570 · 0.02% of CZ

Rank worldwide#22,678of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryCzechia599 ASNs registered there

Open AS51400 in ASN lookup Look up an IP in this network (77.87.240.1) All networks in Czechia

IPv4 prefixes

All 1 prefix, in address order.

77.87.240.0/21

IPv6 prefixes

All 1 prefix.

2001:67c:2190::/48

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AS57288#221 ASSTAMPI StaMPi, spol. s r.o.2,048

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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