AS204903 ColliniGroup FLASHSTART GROUP SRL

ColliniGroup FLASHSTART GROUP SRL · registered in Italy

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4

Rank in Italy#547largest network in IT by IPv4 space, of 1,081 · <0.01% of IT

Rank worldwide#28,126of 79,396 networks with IPv4

IPv64 x /482 prefixes

CountryItaly1,121 ASNs registered there

Open AS204903 in ASN lookup Look up an IP in this network (67.217.251.1) All networks in Italy

IPv4 prefixes

All 2 prefixes, in address order.

67.217.251.0/24
185.236.104.0/22

IPv6 prefixes

All 2 prefixes.

2a12:7bc0:102::/47
2a12:7bc0:104::/47

Similar-sized networks in Italy

ASNNameIPv4 addresses

AS212590#544 FIVELINK Fivelink Srl1,280

AS199321#545 INTESYS-AS Intesys Networking Srl1,280

AS212508#546 LOWHOSTING-AS Lowhosting services of Davide Gennari1,280

AS213522#548 INIX INIX Group Italia S.r.l.1,280

AS31043#549 ITCILO-ASN International Training Centre of the ILO1,280

AS47568#550 ASN-LANSERVICE LAN SERVICE s.r.l.1,280

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