除非(fēi )你(nǐ )的(de )主机是(shì )独立IP的,否(fǒu )则最好不(bú )要泛解析有危(wēi )害,如果因(yīn )为这些二级域(yù )名而降(jiàng )低(dī )权重,你(nǐ )的网站(zhàn )也(yě )会受影响(xiǎng )设置(zhì )robots并不能消(xiāo )除这些二级域名修(xiū )改DNS是可(kě )行的 独立(lì )IP主(zhǔ )机可以(yǐ )设(shè )置(zhì )泛解析,否则(zé )最好别用(yòng )泛解(jiě )析
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