AS56937 ISDD-AS ISDD plus s.r.o.

ISDD-AS ISDD plus s.r.o. · registered in Slovakia

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Slovakia#175largest network in SK by IPv4 space, of 191 · 0.01% of SK

Rank worldwide#68,796of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySlovakia196 ASNs registered there

Open AS56937 in ASN lookup Look up an IP in this network (91.233.248.1) All networks in Slovakia

IPv4 prefixes

All 1 prefix, in address order.

91.233.248.0/24

Similar-sized networks in Slovakia

ASNNameIPv4 addresses

AS42826#172 SK-AXIANS-AS Axians Slovakia s.r.o.256

AS47483#173 GIRO-AS GIRO, s.r.o.256

AS51876#174 MAXIIT-AS COMCRAFT s. r. o.256

AS57414#176 EUSTREAM-AS eustream as256

AS59548#177 AXASOFT AXASOFT, a.s.256

AS197642#178 ST-IDC2-AS Slovak Telekom, a.s.256

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