Keep Googlebot access rules current when IP ranges change
Verify crawler requests, update the correct Google IP range list, and check that your CDN or firewall actually applied the change.
Read article →Field notes
Practical guides to indexing, migrations, and website fixes
Step-by-step checks, code examples, and explanations for technical SEO and tracking problems.
Separate Google crawlers in your server logs
Identify Googlebot, image crawlers, AdsBot, and inspection requests separately. Keep the original log data and verify requests before allowlisting them.
Read article →Use stable @id values in Schema.org markup
Give an author, publisher, or article one consistent identifier so your JSON-LD blocks describe the same entities across pages.
Read article →Keep dates in structured data accurate
Use real publication, update, offer, and event dates in your structured data. Find expired values and stop templates from inventing a new date on every request.
Read article →Image SEO: check URLs, lazy loading, and CDN access
If important images are missing from search, check their public URLs, image markup, CDN access, and format handling before rewriting alt text.
Read article →Google’s rendering queue: why JavaScript content can go missing
Compare initial HTML with rendered output to find blocked resources, failed API requests, and content that depends on clicks or scrolling.
Read article →Googlebot keeps crawling the wrong URLs: what to measure
Use verified logs to compare product pages, duplicates, redirects, and errors before changing crawl rules or sitemap generation.
Read article →Index bloat: which archives and filters should stay indexed?
Review empty archives, duplicate filters, and other generated URLs. Keep useful landing pages and choose the right control for the rest.
Read article →Should you add llms.txt to your website?
What llms.txt can do, what Google requires for AI search, and examples for publishing a maintained directory of your public pages.
Read article →Pagination SEO: URLs, canonicals, and load-more pages
Make deeper products and articles reachable through ordinary links. Check page URLs, canonical tags, infinite scroll, and pages beyond the end.
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