Technical SEO checklist for a new website: launch to indexing
A practical technical SEO checklist covering crawling, indexing, canonicals, sitemaps, structured data, performance and multilingual setup.
Step one: make the website accessible to search engines
The first goal of technical SEO is not ranking. It is making sure important pages can be discovered, read and indexed. Confirm that production has no leftover noindex directives, password protection or site-wide robots blocks.
Every public URL should return the correct status. Healthy pages use 200, permanent moves use 301 and missing pages return a genuine 404 rather than an error screen with a 200 response.
- Publish the sitemap location in robots.txt
- Include only canonical, indexable URLs in the sitemap
- Do not hide essential information behind login or client-side events
- Consolidate HTTP/HTTPS and www/non-www versions
Step two: establish consistent URLs and metadata
Each page needs a unique, accurate title, meta description, H1 and canonical. A canonical should identify the preferred version of that page, not point every page to the homepage.
Give each language its own URL and connect equivalents with hreflang. A translated page should localize the substantive content, not only the navigation.
- Keep URLs short, stable and descriptive
- Define an index policy for pagination, filters and parameters
- Align Open Graph metadata with the page topic
- Keep structured data consistent with visible content
Step three: validate content and experience
Technical configuration makes a page eligible for indexing; it does not make the page worth ranking. Core pages still need to satisfy search intent and connect to relevant categories, articles and entities through internal links.
Monitor server errors, Core Web Vitals, mobile experience, index coverage and sitemap status before and after launch. Re-test canonicals, hreflang and structured data whenever shared templates change.
Related website directories
Related reading
Internal linking and topic clusters: build a website knowledge graph
Use pillar pages, cluster articles and directory entity links to create a topic architecture that people, Google and AI systems can understand.
What is GEO? An introduction to generative engine optimization
GEO is the practice of making content easier for generative search systems to understand, select and cite.
How AI search engines choose sources to cite
Generative search citations depend on relevance, verifiability, clear entities, source authority and technical accessibility—not keywords alone.
Sources and further reading
Frequently asked questions
How long does a new site take to get indexed?
There is no fixed period. Crawlable pages, a correct sitemap, clear internal links and useful original content can help discovery.
Should every page be in the sitemap?
No. Include canonical, public, indexable URLs that offer distinct value.