除非(fēi )你的主机是独立IP的(de ),否则最好(hǎo )不要泛解析有(yǒu )危(wēi )害,如(rú )果(guǒ )因(yīn )为这些二级域(yù )名(míng )而降低权(quán )重(chóng ),你(nǐ )的(de )网(wǎng )站也会受影响设置(zhì )robots并不(bú )能消除这(zhè )些二级域名修改(gǎi )DNS是可行(háng )的 独(dú )立IP主机(jī )可以设置泛(fàn )解(jiě )析,否则最好别用(yòng )泛解(jiě )析
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