AS38656 Loutres

Loutres - Loutres · registered in Japan

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Japan#603largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#48,315of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryJapan745 ASNs registered there

Open AS38656 in ASN lookup Look up an IP in this network (161.248.40.1) All networks in Japan

IPv4 prefixes

All 1 prefix, in address order.

161.248.40.0/23

IPv6 prefixes

All 1 prefix.

2406:7ec0:1007::/48

Similar-sized networks in Japan

ASNNameIPv4 addresses

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AS59349#604 GMO-Z-COM - GMO-Z.COM PTE. LTD.512

AS147035#605 CHINGKUO-AS-AP - Ching Kuo512

AS945#606 JP-77-20220621 HAONAN YANG512

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