Bing found the following results
MAC Address Vendor Lookup | MAC Address Lookup
HTML URL Encoding Reference - W3Schools
MAC Address Lookup: Unmask Your MAC - MiniWebtool
MAC address 00:90:A9 | MAC Address Lookup
MAC Address Lookup Tool - AskApache
What is the character encoding of this file? - Stack Overflow
Fantastic Danmaku Festival Part II/Music - Touhou Wiki
Unicode/UTF-8-character table - starting from code position FF00
网址请求中用的是什么编码? - 知乎
HTML URL 编码参考手册 - w3school 在线教程