NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/swden/42065/catalog.html

Dataset Size Last Modified
     Folder  42065   --
         42065w2011.nc 3.756 Mbytes 2011-12-31T23:00:00Z
         42065w2012.nc 1.304 Mbytes 2012-02-29T23:00:00Z

National Data Buoy Center THREDDS Server at National Data Buoy Center see Info
THREDDS Data Server [Version 4.6.14 - 2019-07-23T11:04:31-0600] Documentation