Display HTTP response headers

• Display HTTP response headers:

curl -sD - -o /dev/null http://example.com

-s Avoid showing progress bar

-D Dump headers to a file, but - sends it to stdout

-o /dev/null Ignore response body

See also

• wget, cURL, links, lynx, elinks, w3m, httpie, opensearch-cli curl, --no-check-certificate, wget --help

https://stackoverflow.com/questions/3252851/how-to-display-request-headers-with-command-line-curl