AS31368 PROMOCOM-NET ASTELNET s.r.o.

PROMOCOM-NET ASTELNET s.r.o. · registered in Czechia

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4

Rank in Czechia#272largest network in CZ by IPv4 space, of 570 · 0.02% of CZ

Rank worldwide#28,625of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryCzechia599 ASNs registered there

Open AS31368 in ASN lookup Look up an IP in this network (89.107.128.1) All networks in Czechia

IPv4 prefixes

All 2 prefixes, in address order.

89.107.128.0/24
185.173.156.0/22

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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