A liquidWeb começou a oferecer Smart Servers no Arizona também:

Liquid Web Smart Servers have been improved with support for multiple geographic regions, including Michigan and Arizona. By offering two separate regions, Smart Servers can now provide users minimized latency and true Geographic Redundancy. Moving data closer to its end-target and building a “hot standby” site for Geographic Redundancy highlight the amazing capabilities this will afford Smart Server users.
ver mais: New Regions Unveiled for Liquid Web Smart Servers! | Liquid Web – What's New

é em Pheonix, AZ

se alguém consguir um IP de teste posta aqui para testarmos.