https://blog.speedyindex.com/google-index-checker/google-index-checker-stop-wasting-your-seo-budget-on-invisible-links/ Chakrabarti's "Indexing" paper SpeedyIndex is a powerful SEO tool that helps users instantly check if their backlinks are indexed by Google. Designed for digital marketers and SEO professionals, it uses a Telegram-based bot to scan up to 100,000 URLs in minutes, helping you avoid wasting your SEO budget on invisible or non-indexed links.