NDBC THREDDS Server Catalog https://dods.ndbc.noaa.gov/thredds/catalog/data/ocean/46111/catalog.html

Dataset Size Last Modified
     Folder  46111   --
         46111o2011.nc 188.2 Kbytes 2011-12-31T23:00:00Z
         46111o2012.nc 383.6 Kbytes 2012-12-31T23:00:00Z

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