AS202757 CASTLE-IT PLT Connectic SARL

CASTLE-IT PLT Connectic SARL · registered in France

IPv4 addresses4,6088 prefixes · <0.001% of announced IPv4

Rank in France#247largest network in FR by IPv4 space, of 1,375 · <0.01% of FR

Rank worldwide#14,468of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryFrance1,474 ASNs registered there

Open AS202757 in ASN lookup Look up an IP in this network (37.221.87.1) All networks in France

IPv4 prefixes

All 8 prefixes, in address order.

37.221.87.0/24
45.93.144.0/24
46.247.132.0/22
89.23.127.0/24
89.127.236.0/24
89.127.238.0/23
185.88.196.0/22
185.255.216.0/22

Similar-sized networks in France

ASNNameIPv4 addresses

AS29152#244 DECKNET-AS Decknet SARL4,608

AS31367#245 NEO-CUST Zayo Infrastructure France SA4,608

AS44821#246 ONEOP Koesio Nord Ouest SAS4,608

AS48813#248 ENIX-AS Enix SAS4,352

AS215596#249 Kissgroup KISSGROUP SAS4,352

AS198507#250 QUANTIC-TELECOM IELO-LIAZO SERVICES SAS4,352

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