dns
mess with dns
https://messwithdns.net/
It's fun to learn by experimenting and breaking things! Here you can do weird DNS experiments with no consequences if you mess something up.
Added 7 months ago
Localtunnel
https://localtunnel.github.io/www/
Localtunnel allows you to easily share a web service on your local development machine without messing with DNS and firewall settings.
Added 3 years ago