ICDC TDS Catalog https://icdc.cen.uni-hamburg.de/thredds/catalog/ftpthredds/esa_cci_sicci/catalog.html

Dataset Size Last Modified
     Folder  esa_cci_sicci   --
         Folder  ANT_SIT/   --
         Folder  CRDP2_SIC/   --
         Folder  CRDP2_SIT/   --
         Folder  hamburg_seaiceworkshop_oct2017/   --

ICDC TDS at Integrated Climate Data Center (ICDC) / University of Hamburg see Info
Documentation