Can't connect either.
cgminer -o 149.210.130.171:8004 -u sayaz.1 -p 1 -I 17 -d1 --thread-concurrency 25600 --scrypt -s1 --queue 0 --expiry 1
did you done a worker? there is no worker default on this pool.
you need do worker on WDC side not LTC(ltc is default)