AS51853 Sorgenia-as-number Sorgenia Spa

Sorgenia-as-number Sorgenia Spa · registered in Italy

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Italy#982largest network in IT by IPv4 space, of 1,081 · <0.01% of IT

Rank worldwide#68,095of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryItaly1,121 ASNs registered there

Open AS51853 in ASN lookup Look up an IP in this network (91.220.4.1) All networks in Italy

IPv4 prefixes

All 1 prefix, in address order.

91.220.4.0/24

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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