>>> >>> Em ?? ? l? n?u 1 email g?i t? x at gmail.com t?i y at gmail.com th? trong >>> header >>> c?a email kh?ng ghi IP >> >> Vi?c c? hay kh?ng c? ip th? c? ?nh h??ng g? h? anh? > Chi? hi??u ky? n?n xem. Co? IP mi?nh bi??t ????c ng???i g??i s??ng ?? > ??u - no?i chung th??.
c? l? v? th? google m?i ko l?u IP address trong header. N?u l? t?i, th? t?i c?ng l?m nh? v?y. Th?m option cho ng??i d?ng, n?u h? mu?n cho ng??i kh?c bi?t m?nh s?ng ? ??u th? h? lu?n c? th? vi?t trong th? ;)
