gistfile1.txt

def get_cat_domains():
    #whois = telnetlib.Telnet("whois.norid.no", 43)
    #whois.write("-c utf-8 NNRI4O-NORID\n".encode('ascii'))
    #result = whois.read_all()
    #whois.close()
    #print(result.decode('utf-8'))
    a_file = open('whois.txt', encoding='utf-8') 
    s = a_file.read()
    #print(s)
    r = re.search('^Domains\.*: (.*)', s, re.MULTILINE)
    #print("0: " + r.group(0))
    if r:
        domains = re.findall('[^ ]+', r.group(1))
        print(domains[0], domains[-1])