AS17939

Summary

Country	Japan
Organization	Miyazaki Cabletelevision Network Co.,ltd
Domain	nic.ad.jp
Number of IPv4	71,680
Number of IPv6	7.9228× 1028
AS Type	ISP
Registry	APNIC
Allocated	January 01, 1970 (about 56 years ago)
Updated	August 22, 2024 (about 8 months ago)

IP Ranges

AS17939 announces 10 IPv4 ranges and 1 IPv6 range.

That's a total of 71,680 IPv4 addresses and 7.9228× 10²⁸ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
103.15.188.0/22	Miyazaki Cabletelevision Network Co.,ltd	1,024	JPNIC
123.176.128.0/17	Miyazaki Cabletelevision Network Co.,ltd	32,768	JPNIC
150.91.208.0/20	Miyazaki Cabletelevision Network Co.,ltd	4,096	JPNIC
192.244.32.0/19	Miyazaki Cabletelevision Network Co., Ltd.	8,192	JPNIC
202.122.176.0/20	Miyazaki Cabletelevision Network Co.,ltd	4,096	JPNIC
202.170.96.0/20	Miyazaki Cabletelevision Network Co.,ltd	4,096	JPNIC
203.140.208.0/20	Miyazaki Cabletelevision Network Co.,ltd	4,096	JPNIC
218.216.32.0/19	Miyazaki Cabletelevision Network Co.,ltd	8,192	JPNIC
219.100.216.0/22	Miyazaki Cabletelevision Network Co.,ltd	1,024	JPNIC
219.105.64.0/20	Miyazaki Cabletelevision Network Co.,ltd	4,096	JPNIC

Prefix	Organization	Size	Registry	Status
2405:c700::/32	Miyazaki Cabletelevision Network Co.,ltd	7.9228× 1028	JPNIC

Peers

AS17939 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

AS17939 connects to the global Internet via at least 3 upstream providers. In this setup, AS17939 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS17939 currently has no downstream networks, meaning it does not serve as a transit provider to customer networks.