例えばこの動画なら
https://www.youtube.com/watch?v=DxZZJw75CQU
直リンはこれ
https://r3---sn-h0jeenek.googlevideo.com/videoplayback?itag=18&lmt=1443676214536874&gir=yes&expire=1518547168&requiressl=yes&clen=34946245&mime=video%2Fmp4&ipbits=0&ratebypass=yes&initcwndbps=913750&c=MWEB&ms=au%2Conr&id=o-AJPRIINBQMbr5rPqBJdbeivMXtuYgedlx1K8yaqnEOQj&ei=gNyCWrDSFsaBV6SosagC&mv=m&mt=1518525447&dur=409.716&pl=26&source=youtube&fvip=3&ip=87.148.39.129&key=yt6&sparams=clen%2Cdur%2Cei%2Cgir%2Cid%2Cinitcwndbps%2Cip%2Cipbits%2Citag%2Clmt%2Cmime%2Cmm%2Cmn%2Cms%2Cmv%2Cpl%2Cratebypass%2Crequiressl%2Csource%2Cexpire&mn=sn-h0jeenek%2Csn-4g5edney&signature=C66D385547CC0B2CCB5AA3D84CE04F92E9DFA688.99E94C5706FF0012682AFB88EB9D9DD6AA283B8A&mm=31%2C26&cpn=Y-Ssn6K_U90pTN1n