{"page":"/tools/rtb-latency-calculator","modified":"2026-11-10","license":"https://creativecommons.org/licenses/by/4.0/","columns":["From (Azure region)","To (Azure region)","Median round trip","Use as a proxy for"],"rows":[["East US","East US 2","8 ms","Bidder in the same metro as Northern Virginia"],["East US","West US","69 ms","US East exchange to a West Coast bidder"],["East US","West Europe","83 ms","Northern Virginia to an Amsterdam bidder"],["West Europe","UK South","11 ms","Amsterdam to a London bidder"],["West Europe","North Europe","17 ms","Amsterdam to a Dublin bidder"],["West Europe","Southeast Asia","169 ms","Amsterdam to a Singapore bidder"],["East US","Southeast Asia","224 ms","Northern Virginia to a Singapore bidder"],["Southeast Asia","Australia East","95 ms","Singapore to a Sydney bidder"],["Southeast Asia","Japan East","72 ms","Singapore to a Tokyo bidder"],["East US","Brazil South","117 ms","Northern Virginia to a São Paulo bidder"]],"sourceUrls":[[],[],[],[],[],[],[],[],[],[]]}