AS18259

Summary

Country	Japan
Organization	NTT Communications Corporation
Domain	nic.ad.jp
Number of IPv4	4,864
Number of IPv6	7.9538× 1028
AS Type	Business
Registry	APNIC
Allocated	January 01, 1970 (about 56 years ago)
Updated	October 23, 2024 (about 5 months ago)

IP Ranges

AS18259 announces 5 IPv4 ranges and 2 IPv6 ranges.

That's a total of 4,864 IPv4 addresses and 7.9538× 10²⁸ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
202.178.96.0/21	NTT Communications Corporation	2,048	APNIC	ALLOCATED PORTABLE
202.178.104.0/24	NTT Communications Corporation	256	APNIC	ALLOCATED PORTABLE
202.178.104.0/22	NTT Communications Corporation	1,024	APNIC	ALLOCATED PORTABLE
202.178.106.0/23	NTT Communications Corporation	512	APNIC	ALLOCATED PORTABLE
202.178.108.0/22	NTT Communications Corporation	1,024	APNIC	ALLOCATED PORTABLE

Prefix	Organization	Size	Registry	Status
2001:218:2200::/40	NTT LTD Japan Corporation	3.0949× 1026	APNIC	ALLOCATED PORTABLE
2401:4640::/32	NTT Communications Corporation	7.9228× 1028	APNIC	ALLOCATED PORTABLE

Peers

AS18259 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.

Upstreams

AS18259 connects to the global Internet via at least 2 upstream providers. In this setup, AS18259 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS18259 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS18259's role in extending Internet access beyond its own infrastructure.