Bing found the following results
MAC Address Vendor Lookup | MAC Address Lookup
URL Encoder & Decoder - HTMLStrip
MAC Address Lookup - Free online tool to lookup any MAC address
HTML URL Encoding Reference - W3Schools
Yandex — a fast Internet search
Online URL encoder / decoder - urlencode & urldecode Tool - Pre …
GitHub - PatrickLai7528/BooksFromSpider
What is the character encoding of this file? - Stack Overflow
MAC Address Lookup
HTML URL 编码参考手册 - w3school 在线教程