The proxy server received an invalid
response from an upstream server.
The proxy server could not handle the request GET /dataset/dataset/h12587-nos-hydrographic-survey-approaches-to-new-york-ny-2014-01-18/resource/85c6f196-2257-4914-9444-857006ecedf0.
Reason: DNS lookup failure for: os-data-catalog.ngdc.noaa.gov
Additionally, a 502 Bad Gateway error was encountered while trying to use an ErrorDocument to handle the request.