CCI THREDDS Data Server Catalog https://data.cci.ceda.ac.uk/thredds/catalog/esacci/aerosol/data/AATSR_ADV/L2/catalog.html

Dataset Size Last Modified
     Folder  L2   --
         Folder  v2.31/   --
         Folder  v2.30/   --

CCI THREDDS Data Server at CEDA see Info
Documentation