AS131918

Summary

Country	Japan
Organization	SHONAN CABLE NETWORK
Domain	scn-net.ne.jp
Number of IPv4	61,440
Number of IPv6	7.9228× 1028
AS Type	ISP
Registry	JPNIC
Allocated	January 01, 1970 (about 56 years ago)
Updated	May 19, 2017 (about 8 years ago)

IP Ranges

AS131918 announces 12 IPv4 ranges and 1 IPv6 range.

That's a total of 61,440 IPv4 addresses and 7.9228× 10²⁸ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
103.93.60.0/22	SHONAN CABLE NETWORK	1,024	JPNIC
110.74.80.0/20	SHONAN CABLE NETWORK	4,096	JPNIC
110.74.96.0/20	SHONAN CABLE NETWORK	4,096	JPNIC
133.32.72.0/21	SHONAN CABLE NETWORK	2,048	JPNIC
133.32.80.0/20	SHONAN CABLE NETWORK	4,096	JPNIC
133.247.0.0/18	SHONAN CABLE NETWORK	16,384	JPNIC
133.247.64.0/21	SHONAN CABLE NETWORK	2,048	JPNIC
163.131.192.0/18	SHONAN CABLE NETWORK	16,384	JPNIC
202.247.176.0/21	SHONAN CABLE NETWORK	2,048	JPNIC
219.100.236.0/22	SHONAN CABLE NETWORK	1,024	JPNIC
220.215.48.0/20	SHONAN CABLE NETWORK	4,096	JPNIC
220.215.80.0/20	SHONAN CABLE NETWORK	4,096	JPNIC

Prefix	Organization	Size	Registry	Status
2401:25c0::/32	SHONAN CABLE NETWORK	7.9228× 1028	JPNIC

Peers

AS131918 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

Upstreams

AS131918 connects to the global Internet via at least 1 upstream provider. In this setup, AS131918 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS131918 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.