Patent ID: 6909987

Claim:
A method for measuring user terminal to site connection time comprising: generating and transmitting an authentication code to a user terminal of a user, said user terminal being connected to a site via a communication network in a communication environment including said user terminal, a first server of said site, and a second server of a service provider being connected to each other via said communication network, said user being certified to be a registered member with identification information for said user being configured to be referenced by said second server; determining a user authentication result by said second server when said first server requests user authentication by transmitting said identification information and an authentication code; recording an accessing time point of said second server in response to said user terminal informing said site being a connected site being included in a registered site list of said second server; and recording a changing time point by referencing information about said changing time point by said second server, said user terminal transmitting said information about said changing time point to said second server when a changed address is not included in an address of said connected site when said address of said connected site is changed during connection.