How many sites from each region we first detected using Postach IO at specific date periods.
Get a list of 951 websites using Postach IO which includes location information, hosting data, contact details, 363 currently live websites
and an additional 49 domains that redirect to sites in this list. 588 sites that used this technology previously and 206 websites in the United States currently using Postach IO.
Distribution of locations of all Postach IO customers we've ever tracked.