AS43248 ISPER-ASN ISPER, s.r.o.

ISPER-ASN ISPER, s.r.o. · registered in Slovakia

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

Rank in Slovakia#78largest network in SK by IPv4 space, of 191 · 0.08% of SK

Rank worldwide#23,393of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySlovakia196 ASNs registered there

Open AS43248 in ASN lookup Look up an IP in this network (77.247.224.1) All networks in Slovakia

IPv4 prefixes

All 1 prefix, in address order.

77.247.224.0/21

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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