AS21333 INVA-AS IN.VA. S.p.A.

INVA-AS IN.VA. S.p.A. · registered in Italy

IPv4 addresses4,0961 prefixes · <0.001% of announced IPv4

Rank in Italy#272largest network in IT by IPv4 space, of 1,081 · <0.01% of IT

Rank worldwide#15,783of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryItaly1,121 ASNs registered there

Open AS21333 in ASN lookup Look up an IP in this network (217.113.208.1) All networks in Italy

IPv4 prefixes

All 1 prefix, in address order.

217.113.208.0/20

Other ASNs named INVA-AS IN.VA. S.p.A.

1 other network uses the same organisation name; together with AS21333 they announce 8,192 IPv4 addresses.

ASNNameIPv4 addresses

AS31403INVA-AS IN.VA. S.p.A. IT4,096

Similar-sized networks in Italy

ASNNameIPv4 addresses

AS20745#269 ASCNIT CNIT Italian National Consortium for Telecommunications4,096

AS20794#270 EURNETCITY EUR S.p.A.4,096

AS20819#271 Alitalia ITALIA TRASPORTO AEREO S.P.A.4,096

AS21469#273 CREDEM-AS Credito Emiliano S.p.A.4,096

AS24817#274 IFINET-AS Deda Tech SRL4,096

AS24880#275 EPRESS-AS Siav S.p.A.4,096

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