Configurable geographic prefixes for global server load balancing

An article of manufacture, comprising:

• a storage medium having instructions stored thereon that are executable by a processor to:
• read first address prefix information and corresponding first geographic Region information;
• read second address prefix information and corresponding second Geographic region information;
• and
• for network addresses that have first address prefix information that matches the second address prefix information, associate these network addresses to the second geographic region information, which is different from said corresponding first geographic region information;
• and
• select one of said network addresses associated to the second geographic region information as an optimum address to provide to a query from a client having a network address that corresponds to the second geographic region information.

An apparatus, comprising:

• a first storage unit to store first address prefix information and corresponding first geographic region information;
• a second storage unit to store second address prefix information and corresponding second geographic region information;
• and
• a controller coupled to the first and second storage units to, for network addresses that have first address prefix information that matches the second address prefix information, associate these network addresses to the second geographic region information, which is different from said corresponding first geographic region information.