AS213138 alfanetwork Alfa Network SL

alfanetwork Alfa Network SL · registered in Spain

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Spain#910largest network in ES by IPv4 space, of 926 · <0.01% of ES

Rank worldwide#75,650of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySpain954 ASNs registered there

Open AS213138 in ASN lookup Look up an IP in this network (91.218.57.1) All networks in Spain

IPv4 prefixes

All 1 prefix, in address order.

91.218.57.0/24

Similar-sized networks in Spain

ASNNameIPv4 addresses

AS212932#907 wimaxrng Wimax Redes de Nueva Generacion S.L.U256

AS212957#908 HUCAME-AS Hucame Telecom Networks SLU256

AS212963#909 SERGIOB Sergio Bejarano Romero256

AS213268#911 QUARTIK QUARTIK SL256

AS213909#912 FUNCIONALIA SERVYTEC NETWORKS, S.L.U.256

AS213950#913 bronto Gufo Sistems S.L.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