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EDNS Client Subnet (ECS) is an option in the Extension Mechanisms for DNS that allows a recursive DNS resolver to specify the subnetwork for the host or client on whose behalf it is making a DNS query. This is generally intended to help speed up the delivery of data from content delivery networks (CDNs), by allowing better use of DNS-based load balancing to select a service address near the client when the client computer is not necessarily near the recursive resolver.
References
- ↑ "South Korean CDN CDNetworks Raises $96.5 Million To Fuel International Expansion". Gigaom. December 20, 2007. Archived from the original on December 8, 2015. Retrieved December 7, 2015.
- ↑ "CDNetworks Buys Smaller CDN Rival Panther Express". CBS News. February 25, 2009.
- ↑ "Japanese Telco KDDI Buys Content Delivery Network CDNetworks For $167 Million". Techcrunch. October 21, 2011.
- ↑ "Content Delivery Specialist Goes Global with $186 Million Purchase". Caixin Global. February 23, 2017.