Bing found the following results
HTML URL Encoding Reference - W3Schools
What is the character encoding of this file? - Stack Overflow
Displaying Unicode and UTF8 Encodings in One Step - Steve …
it's a(door)able
Yandex — a fast Internet search
Fantastic Danmaku Festival Part II/Music - Touhou Wiki
MAC Address Lookup - Free online tool to lookup any MAC address
URL 编码 | Sank's blog
Unicode/UTF-8-character table - starting from code position FF00
HTML URL 编码参考手册 - w3school 在线教程