An SEO's Guide to Robots.txt, Wildcards, the X-Robots-Tag and Noindex
Robots.txt - The Ultimate Guide - SEOptimer
Google wants to make the 25-year-old robots.txt protocol an internet standard
Robots Exclusion Protocol (REP) "robots.txt" standardization · Issue #186 · w3c/strategy · GitHub
The ultimate guide to robots.txt • Yoast
Google and others update and submit Robots Exclusion Protocol to create new standard
Google Works To Make Robots Exclusion Protocol An Official Standard
Google open sources its robots.txt parser to make Robots Exclusion Protocol an official internet standard | Packt Hub
Calaméo - SEO
Google open-sources robots.txt parser in push to make Robots Exclusion Protocol an official standard | VentureBeat
SEO: Manage Crawling, Indexing with Robots Exclusion Protocol - Practical Ecommerce
Google Formalises Robots Exclusion Protocol | Yoghurt Digital
Google Proposes to Make Robots Exclusion Protocol an Internet Standard
Robots Exclusion Protocol 101 - Moz
SEO: Manage Crawling, Indexing with Robots Exclusion Protocol - Practical Ecommerce
GitHub - diggin/Diggin_RobotRules: PHP parser/handler for Robots Exclusion Protocol (robots.txt and more..)
Create and Optimize Robots.txt - Design 2 SEO
What Is A Robots.txt File? Best Practices For Robot.txt Syntax - Moz
GitHub - BrandwatchLtd/robots: Support for Robots Exclusion Protocol, including parsing and matching against robot.txt directives.
Robots exclusion protocol (aka robots.txt)
What Is A Robots.txt File? Best Practices For Robot.txt Syntax - Moz
