gistfile1.py

"""
Check all possible permutations with a given length.
Dependencies: python-whois

Usage:
./domains.py <length> <timeout> <tld>

* Length: How many characters the domain name should be
* Timeout: How fast between checkups to whois (recommended: 2, to not get throttled)
* tld: tld.
"""

import whois
import itertools
import time
import sys

permutations = list(itertools.product(list("abcdefghijklmnopqrstuwxyz"), repeat=int(sys.argv[1])))
available = []

for p in permutations:
  domain = "".join(p) + str(sys.argv[3])
  w = whois.whois(domain)
  if not w.registrar:
    available.append(domain)
    print available
  else:
    print "Not available", domain, w.registrar
  time.sleep(float(sys.argv[2]))

print available