To download all objects using wget:

wget -r -H -N --cut-dirs=4 --include-directories="/v1/" "https://swiftbrowser.dkrz.de/public/dkrz_a973e394-5f24-4f4d-8bbf-1a83bd387ccb/mumip/v1.0/?show_all"

Name
210820_README.txt
mumip_icon2.5_IO_0.2_20160811.00-20160811.21_v1.0_onecol.nc
mumip_icon2.5_IO_0.2_20160811.00_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.03_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.06_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.09_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.12_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.15_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.18_v1.0.nc
mumip_icon2.5_IO_0.2_20160811.21_v1.0.nc