General Discussionwhere can i get a list of recent tournament match ID ?

where can i get a list of recent tournament match ID ? in General Discussion

年 - 月 - 05

joindota.com seems to be a nice site to search for those matches.
But i can not find any match IDs.

some times i got random match ID from posts in reddit. some of them you need to pay to watch but many are free to download and watch.