Every API added on Mashape is behind our cloud proxy. Sometimes, especially if you have a billing in place, you might want to accept requests that are coming though Mashape and block all the others.
Mashape will make requests to your API only from these IPs. Every request made by a different IP is not validated and authenticated by Mashape.
Here's the list of IPs belonging to our infrastructure to whitelist in your firewall settings:
JSON Representation of the IPs.
If you're using AWS, instead of manually entering every IP address, you can create a new rule in an existing security group that accepts inbound connections from the following security group that represents our infrastructure: