除非(fēi )你(nǐ )的(de )主机是独立IP的,否则最(zuì )好不要(yào )泛解析有危害,如果(guǒ )因为(wéi )这些(xiē )二(èr )级域名而降(jiàng )低(dī )权(quán )重(chóng ),你的网站也会(huì )受影(yǐng )响设置robots并不能(néng )消除这些二级域(yù )名修(xiū )改(gǎi )DNS是可(kě )行的 独(dú )立IP主机(jī )可(kě )以设置泛解析(xī ),否则(zé )最(zuì )好别用泛(fàn )解析
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