CCI THREDDS Data Server Catalog https://data.cci.ceda.ac.uk/thredds/catalog/esacci/aerosol/data/IASI_DLR/v5.2/catalog.html

Dataset Size Last Modified
     Folder  v5.2   --
         Folder  L3/   --
         Folder  L2/   --

CCI THREDDS Data Server at CEDA see Info
Documentation