Find broken pagination and malformed internal links with Screaming Frog
Trace broken pagination and malformed internal links from Screaming Frog results to the template that generated them, then check the fix.
What happens when a browser requests a web page?
Follow a web page request from DNS to the HTML response, supporting files, and the server work behind a WordPress page.
HTML, CSS, and JavaScript: what each does and what to check for SEO
Understand the different jobs of HTML, CSS, and JavaScript, then use that distinction to investigate missing content and broken page controls.
How to inspect page requests in Chrome DevTools
Capture a page load in Chrome DevTools and read the document, resource requests, response headers, cache behaviour, and waterfall.
HTTP status codes for SEO: interpreting 200, 3xx, 4xx, and 5xx responses
Interpret document and asset responses, distinguish redirects from errors, and check whether a successful response contains the intended content.
301 and 302 redirects: choosing, testing, and fixing redirect loops
Choose permanent or temporary redirects, trace the final destination, and reproduce chains or loops before changing a rule.
Canonical URLs: how to inspect them and when a redirect is different
Inspect declared canonical URLs, compare them with Google's selected version, and distinguish a canonical hint from a redirect.
How to investigate JavaScript rendering problems for SEO
Compare returned HTML with the live DOM, isolate failed scripts, and check rendered content before diagnosing a JavaScript SEO problem.
Browser caching: how it works and how to test without stale files
Compare cached and uncached loads, identify stale files, and separate browser caching from server and CDN caches.
Critical CSS and external stylesheets: investigating render-blocking resources
Inspect stylesheet timing, identify CSS needed for the first screen, and decide what to inline, split, or remove using page-level evidence.