301、404、410 的区别：信号传递、抓取与索引的处理逻辑 – 鸭老师SEO

Name: Change history for https://www.ylsseo.com/301-404-410/
Creator: ylsseo monitor

https://www.ylsseo.com/301-404-410/ · first seen 2026-06-15 09:45:36 HKT · last seen 2026-08-02 03:00:51 HKT

This page has changed 6 times since tracking began on 2026-06-15. The most recent update was on 2026-08-02 (Internal links: 21 → 20 (-1)).

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Changes over time

6 changes

2026-08-02

03:00 HKT

Internal links: 21 → 20 (-1)

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2026-07-18

03:00 HKT

Title rewritten Structured data changed Social preview (og:title) changed Twitter card (twitter:title) changed

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2026-07-15

03:00 HKT

Title rewritten Meta description added Robots directive changed Structured data added Social preview (og:description) added Social preview (og:image) added Social preview (og:image:alt) added Social preview (og:image:height) added Social preview (og:image:secure_url) added Social preview (og:image:type) added Social preview (og:image:width) added Social preview (og:locale) added Social preview (og:site_name) added Social preview (og:title) added Social preview (og:type) added Social preview (og:updated_time) added Social preview (og:url) added Twitter card (twitter:card) added Twitter card (twitter:creator) added Twitter card (twitter:description) added Twitter card (twitter:image) added Twitter card (twitter:site) added Twitter card (twitter:title) added

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2026-07-14

03:00 HKT

Meta description removed Robots directive changed Structured data removed Social preview (og:description) removed Social preview (og:image) removed Social preview (og:image:alt) removed Social preview (og:image:height) removed Social preview (og:image:secure_url) removed Social preview (og:image:type) removed Social preview (og:image:width) removed Social preview (og:locale) removed Social preview (og:site_name) removed Social preview (og:title) removed Social preview (og:type) removed Social preview (og:updated_time) removed Social preview (og:url) removed Twitter card (twitter:card) removed Twitter card (twitter:creator) removed Twitter card (twitter:description) removed Twitter card (twitter:image) removed Twitter card (twitter:site) removed Twitter card (twitter:title) removed

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2026-07-11

03:00 HKT

Internal links: 23 → 21 (-2)

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2026-06-19

03:00 HKT

Internal links: 22 → 23 (+1)

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Word count & edits

Latest snapshot

Status: 200
Title: 301、404、410 的区别：信号传递、抓取与索引的处理逻辑 – 鸭老师SEO
Meta description: 每一次访问，本质上是客户端（浏览器、手机、桌面）向服务器发起一次 HTTP 请求——抓取一个页面通常是一次 GET，请求"把这个 URL 的内容给我"。服务器用一个状态码回应，告诉对方这个 URL 现在是什么状态。状态码不是写给人看的，是服务器对爬虫和浏览器说的一句话。301、404、410
H1: 301、404、410 的区别：信号传递、抓取与索引的处理逻辑
H2: 404：找不到，但本身不伤 SEO / 301：传递权重，也传递历史 / soft 404：乱 301 和假 404 共同的失败模式 / 410：永久移除最干净的表达 / 什么时候用哪个 / 相关文章
Word count: 181
Internal links: 20
External links: 11
Images / with alt: 7 / 5
JSON-LD blocks: 1
Content hash: 0d95327fd840a11d…