catch condition where you don't hear back

app/library/cache.py

@@ -34,8 +34,11 @@ class Cache(object):
                 dns = f'{codename}.node.{config.DO_DOMAIN}'
                 url = f'https://{dns}/tor/'
                 r = r_get(url, timeout=6)
+                if r.text:
                     data = r.text.strip()
                     self.store_data(key_name, 86400, data)
+                else:
+                    data = ''
                 return data
             except:
                 return {'error': 'true'}