It will be restricted. This proposal isn't completely blocking all localhost and local IPs. Rather, it's preventing public sites from communicating with localhost and local IPs. E.g:
* If evil.com makes a request to a local address it'll get blocked.
* If evil.com makes a request to a localhost address it'll get blocked.
* If a local address makes a request to a localhost address it'll get blocked.
* If a local address makes a request to a local address, it'll be allowed.
* If a local address makes a request to evil.com it'll be allowed.
* If localhost makes a request to a localhost address it'll be allowed.
* If localhost makes a request to a local address, it'll be allowed.
* If localhost makes a request to evil.com it'll be allowed.
It will be restricted. This proposal isn't completely blocking all localhost and local IPs. Rather, it's preventing public sites from communicating with localhost and local IPs. E.g:
* If evil.com makes a request to a local address it'll get blocked.
* If evil.com makes a request to a localhost address it'll get blocked.
* If a local address makes a request to a localhost address it'll get blocked.
* If a local address makes a request to a local address, it'll be allowed.
* If a local address makes a request to evil.com it'll be allowed.
* If localhost makes a request to a localhost address it'll be allowed.
* If localhost makes a request to a local address, it'll be allowed.
* If localhost makes a request to evil.com it'll be allowed.