AS203984 PROBTP Association de Protection Sociale du Batiment et des Travaux Publics Pro BTP

PROBTP Association de Protection Sociale du Batiment et des Travaux Publics Pro BTP · registered in France

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in France#977largest network in FR by IPv4 space, of 1,375 · <0.01% of FR

Rank worldwide#56,548of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryFrance1,474 ASNs registered there

Open AS203984 in ASN lookup Look up an IP in this network (185.145.76.1) All networks in France

IPv4 prefixes

All 2 prefixes, in address order.

185.145.76.0/24
195.8.124.0/24

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AS204835#979 IMS3 Caisse Nationale des Allocations Familiales (CNAF)512

AS205104#980 CNINFRA CUREAN NICULAI trading as CNInfra Solutions EI512

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