The proxy server received an invalid
response from an upstream server.
The proxy server could not handle the request GET /dataset/dataset/h13079-nos-hydrographic-survey-2017-11-13/resource/b40e579e-2c2c-46c7-85fc-c2437ae5478e.
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.