>>811
Random user agent and referer make you stick out. I would remove it, it is bloat.

I checked the default youtube-dl header and got:

HEAD / HTTP/1.1

Host:

User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20150101 Firefox/47.0 (Chrome)

Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8

Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7

Accept-Language: en-us,en;q=0.5

Accept-Encoding: gzip, deflate

Connection: close

Use the default.