除(chú )非你的主机是独立(lì )IP的(de ),否(fǒu )则最好(hǎo )不要泛解析(xī )有(yǒu )危(wēi )害(hài ),如(rú )果因(yīn )为这(zhè )些二级域(yù )名而降低(dī )权(quán )重,你的网站(zhàn )也会受影响(xiǎng )设置(zhì )robots并不能消除(chú )这些二级域名修(xiū )改DNS是可行的 独(dú )立IP主机(jī )可以设(shè )置泛(fàn )解(jiě )析,否(fǒu )则最好别用泛解析
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