AS42165 Directorate General - Joint Research Centre

JRC European Commission - Directorate General - Joint Research Centre · registered in Belgium

IPv4 addresses57,3448 prefixes · 0.002% of announced IPv4

Rank in Belgium#15largest network in BE by IPv4 space, of 273 · 0.55% of BE

Rank worldwide#3,727of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryBelgium294 ASNs registered there

Open AS42165 in ASN lookup Look up an IP in this network (139.191.0.1) All networks in Belgium

IPv4 prefixes

All 8 prefixes, in address order.

139.191.0.0/18
139.191.64.0/19
139.191.96.0/20
139.191.128.0/20
139.191.144.0/21
139.191.160.0/20
139.191.176.0/21
139.191.192.0/18

Similar-sized networks in Belgium

ASNNameIPv4 addresses

AS49268#12 AMPR-BE Hermes Telecom BVBA65,536

AS31612#13 Agfa-AS Agfa Gevaert NV65,536

AS214445#14 N-Research The North Atlantic Treaty Organization65,536

AS28747#16 EASYHOST-COLO-AS Easyhost BVBA39,168

AS213160#17 EUCOUNCIL Council of the EU, General Secretariat33,280

AS9208#18 WIN WIN S.A.23,296

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