[LG Optimus Black] George Jetson:
I remember Korean started from V30C

after V30D

after V30E (I catch forbitten official server)

after V30F, V30G, V30H.

V30I (Lg release official)

after V30J but 30J didnt become official.

Now we get V30 versions and after this point leaker is not important.Just check normal server links like that:

http://csmg.lgmobile.com:9002/swdata/WEBSW/LGP970/AFRATL/V30b_00/V30B_00.kdz

until to Z

easy way:

http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30a_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30A_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30a_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30A_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30b_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30B_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30b_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30B_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30c_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30C_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30c_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30C_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30d_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30D_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30d_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30D_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30e_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30E_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30e_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30E_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30f_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30F_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30f_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30F_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30g_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30G_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30g_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30G_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30h_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30H_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30h_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30H_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30i_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30I_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30i_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30I_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30j_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30J_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30j_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30J_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30k_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30K_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30k_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30K_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30l_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30L_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30l_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30L_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30m_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30M_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30m_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30M_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30n_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30N_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30n_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30N_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30o_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30O_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30o_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30O_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30p_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30P_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30p_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30P_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30q_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30Q_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30q_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30Q_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30r_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30R_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30r_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30R_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30x_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30X_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30x_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/v30X_00

with this tool:

http://www.searchcommander.com/seo-tools/bulk-url-checker/

when you get 302 it will be forbidden.

Example 302-404 check with tool.

http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V20o_00
http://csmg.lgmobile.com/swdata/WEBSW/LGP970/AFRATL/V30f_00