除非你的主机是独(dú )立IP的,否(fǒu )则最(zuì )好不(bú )要泛(fàn )解(jiě )析(xī )有危害,如果(guǒ )因(yīn )为这些(xiē )二级域名而(ér )降低权(quán )重,你(nǐ )的网站也会受影(yǐng )响设置robots并不能消(xiāo )除这(zhè )些二级(jí )域名修(xiū )改DNS是(shì )可行的(de ) 独(dú )立(lì )IP主机可(kě )以设置(zhì )泛解析(xī ),否则最好别用(yòng )泛(fàn )解析
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