Technology SEO The goal is to eliminate conflicting signals.
One page can have these problems at the same time: the title says the station guide.H1 Write the product name,canonical It's the first page.robots Settings noindex, and the site map contains it. Look at each one of them alone, and the search engine is combined without judgement. SEO Optimization is not an extra label, but a matter of content, links, index rules and preferences URL Same thing. Select three categories of real pages: articles, categories, back-office or search result pages. A template-level error is missed when looking at the front page alone.
Title, description and H1 There's a division of labour.
SEO title For search results and browser labels, you should accurately describe the page theme and distinguish it from other pages.H1 It is the main title on the page, which can be more natural and complete; the two do not have to be word-for-word, but cannot express different themes. The description is used to help users to judge whether a click is worth clicking, not the keyword warehouse, nor does it guarantee that it will be displayed in the original language. One output per page H1. The page template should not Logo The title of the article is marked. H1. The length of the title does not mechanically pursue a number of characters, first of all ensuring that the core theme is ahead, that the brand does not repeat too much, and that the results of the mobile search are understood.
Canonical Let's do it first. Which one? URL It's the first choice.
The same content may be accessed by using parameters, case, end slash, print or multiple language paths. Select a stable preferred option URL, and repeats the output point to it rel=canonical.canonical Absolute address, return 200, allow indexes, and do not point to pages that are irrelevant to the current content. Repeated addresses that can be permanently merged are prioritized.canonical It's a signal, not an access control; sensitive backstages must rely on identification, test pages should be separated by a network or noindex♪ And not expect ♪ canonical Hide. Site maps only list preferred, indexable, returned successfully URL.
robots The status code is the same as the site map
Public article returns 200 and indexable; deleted and no substitute content returns 404 or 410; permanently migrated 301 or 308. Soft 404 — page shows no, but returns 200 — waste capturing and misleading surveillance. robots.txt Controls the grab range do not guarantee not to be indexed. Direct background access to the login is required; drafts and review pages do not enter public links and site maps and output noindex..not in robots.txt Block a search engine and you want to see it. noindex , because it may not read the label after being prevented from fetching it.
Structured data must match the visible content of the page
The articles page is available Article or BlogPosting And provide real titles, authors, release times, updates, and master maps. BreadcrumbList. Do not add scores, questions and answers or prices that do not exist on the page for enrichment; structured data are not validated to necessarily be displayed. Multilingual pages with their own titles, descriptions and text, respectively, through hreflang You can point to each other and provide self-references.
Make a page-by-page table with the grab result
| Check | Normal result | Common error |
|---|---|---|
| Status Code | Preferred Page 200 | Redirection chain, soft 404 |
| title / H1 | The theme is the same and the only one. | Templates Repeat All |
| canonical | Point to indexed preferred pages | Pointing to the front page or 404 |
| robots | Same as release | Draft indexable |
| sitemap | Preferred public page only | Include parameters and backstage |
| structured data | Same as visible. | Hypothetical Fields |
Don't just look at the source template. You need to ask for the end of the line. HTML.JavaScript Reverse agents and environmental variables can make production outputs different from local ones.
Minimum acceptance before release
10 spot checks URL, overwrite Chinese, English, articles, classifications, 404 and reoriented; authenticating status codes, index commands, for each page canonical It's not in the map of the checkpoint point. pending, draft, admin or search for a parameter page. After the adoption of the technical list,SEO The next entry does not change the label, but uses The site's back-line, the 30-day rotation plan. It's a question of how to capture, display, click and content.
Sources
- SEO Starter GuideGoogle Search Central
- How to specify a canonical URL with rel=canonical and other methodsGoogle Search Central