AS209102 ALFASERVICE Alfa Service s.r.l.

ALFASERVICE Alfa Service s.r.l. · registered in Italy

IPv4 addresses7682 prefixes · <0.001% of announced IPv4

Rank in Italy#787largest network in IT by IPv4 space, of 1,081 · <0.01% of IT

Rank worldwide#42,516of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryItaly1,121 ASNs registered there

Open AS209102 in ASN lookup Look up an IP in this network (2.56.128.1) All networks in Italy

IPv4 prefixes

All 2 prefixes, in address order.

2.56.128.0/23
2.56.130.0/24

IPv6 prefixes

All 1 prefix.

2a09:c3c0::/29

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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