NOAA/PSL Catalog http://psl.noaa.gov/thredds/catalog/Datasets/interp_OLR/catalog.html

Dataset Size Last Modified
     Folder  interp_OLR   --
         olr.day.1981-2010.ltm.nc 9.229 Mbytes 2020-06-08T16:14:14Z
         olr.day.ltm.nc 9.229 Mbytes 2020-06-08T16:14:14Z
         olr.day.mean.nc 350.4 Mbytes 2020-06-08T15:30:21Z
         olr.mon.1981-2010.ltm.nc 760.8 Kbytes 2020-06-08T15:35:19Z
         olr.mon.ltm.nc 760.8 Kbytes 2020-06-08T15:35:19Z
         olr.mon.mean.nc 11.50 Mbytes 2020-06-08T15:30:33Z

NOAA/PSL at NOAA PSL see Info
THREDDS Data Server [Version 4.6.15-SNAPSHOT - 2020-01-28T04:01:10+0000] Documentation