AS209966 OPTIMACONCEPT OPTIMA CONCEPT SARL

OPTIMACONCEPT OPTIMA CONCEPT SARL · registered in France

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in France#770largest network in FR by IPv4 space, of 1,375 · <0.01% of FR

Rank worldwide#40,687of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryFrance1,474 ASNs registered there

Open AS209966 in ASN lookup Look up an IP in this network (78.41.52.1) All networks in France

IPv4 prefixes

All 1 prefix, in address order.

78.41.52.0/22

Similar-sized networks in France

ASNNameIPv4 addresses

AS209760#767 actasa ACTA SAS1,024

AS209766#768 CCIAG COMPAGNIE DE CHAUFFAGE INTERCOMMUNALE DE L'AGGLOMERATION GRENOBLOISE S.E.M.L.1,024

AS209852#769 Meilleurtaux-AS MEILLEURTAUX SAS1,024

AS209993#771 APINET SAS APINET1,024

AS210124#772 IPACS IP ACS SARL1,024

AS210136#773 CARGLASS-FR-ASN CARGLASS SAS1,024

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