除非你的主机(jī )是独立IP的,否则最好(hǎo )不要泛解析(xī )有(yǒu )危(wēi )害,如果(guǒ )因(yīn )为这(zhè )些二级(jí )域(yù )名而降低(dī )权(quán )重,你的网(wǎng )站也(yě )会受影响(xiǎng )设置robots并不(bú )能消(xiāo )除这(zhè )些二级域名(míng )修改(gǎi )DNS是可行(háng )的 独立IP主机(jī )可以设(shè )置(zhì )泛解析,否则最好别用(yòng )泛解(jiě )析
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