Serve a generated JSON on any request

potato-server.py

#!/usr/bin/env python
import json
from http.server import BaseHTTPRequestHandler, HTTPServer


class PotatoServer(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)
        self.send_header("Content-type", "application/json")
        self.end_headers()
        self.wfile.write(json.dumps({
            "ip_addresses": [{"address": f"10.0.0.{i}"} for i in range(0xFF)],
            "domains": [{"name": f"potato{i}.com"} for i in range(0xFF)]
        }).encode())


if __name__ == "__main__":
    HTTPServer(("", 8080), PotatoServer).serve_forever()