网站二级域名优缺点详细分析

一路长红

二级域名独立性强、权重分开、互不干扰，适合做大分类栏目。优点是分类清晰、行业分明、流量独立；缺点是权重分散、优化成本高、维护难度大。新手不要随便开通二级域名，容易分散主站权重。小型站点统一使用二级目录，权重集中、优化简单、排名更容易上涨。大站、行业复杂站点，合理使用二级域名划分栏目。根据网站规模选择结构，不要盲目跟风。
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