http://blog.example.com/entries/1
URI Scheme : http
호스트명 : blog.example.com
path : /entries/1
URI는 URL과 URN을 포함하는 상위개념
출처
https://nsinc.tistory.com/192
https://danielmiessler.com/study/difference-between-uri-url/
https://ko.wikipedia.org/wiki/%ED%86%B5%ED%95%A9_%EC%9E%90%EC%9B%90_%EC%8B%9D%EB%B3%84%EC%9E%90