Faster WAN ip generator

wan_ip_generator.py

from random import getrandbits
from socket import inet_ntoa
from struct import pack


def wan_ip():
    while True:
        int_ip = 0x01000000 + getrandbits(32) % 0xfeffffff
        if (0xe0000000 <= int_ip < 0xffffffff
                or 0xA000000 <= int_ip < 0xb000000
                or 0x7F000000 <= int_ip < 0x80000000
                or 0x64400000 <= int_ip < 0x64800000
                or 0xAC100000 <= int_ip < 0xac200000
                or 0xC6120000 <= int_ip < 0xc6140000
                or 0xA9FE0000 <= int_ip < 0xa9ff0000
                or 0xC0A80000 <= int_ip < 0xc0a90000
                or 0xC0000000 <= int_ip < 0xc0000100
                or 0xC0000200 <= int_ip < 0xc0000300
                or 0xc0586300 <= int_ip < 0xc0586400
                or 0xC6336400 <= int_ip < 0xc6336500
                or 0xCB007100 <= int_ip < 0xcb007200
                or 0xe9fc0000 <= int_ip < 0xe9fc0100):
            continue
        return inet_ntoa(pack('>I', int_ip))