Outgoing Links – it has already been two years since Matt Cutts disclosed that outgoing links to authority sites are a positive ranking factor like bad neighborhoods are anegative one. These days some of the most renowned SEOs advise linking out not just for direct ranking benefit, and link out a lot themselves.
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! I9 ~( l5 k3 O& q7 W. x( a3 @意思就是说,需要有一定程度的输出外链。 l$ Q% B6 q, _
但是我有个疑惑,( q9 p5 E% d/ c* ^, C6 n
1、输出外链,都用 nofollow 吗?: o& w. H; T& B7 g
7 D* I# p" M, {# o0 ^2、假如是站群,你输给主站的是dofollow,输给wikipedia的是nofollow,会不会被识别?
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& S4 J p: B" [( v9 K# V3、一般大家都怎么操作?
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