How do I stop a subdomain from indexing? Forum › Category: SEO - On-Page & Off-Page › How do I stop a subdomain from indexing? 0 Vote Up Vote Down Mohammad Athar Staff asked 2 years ago How is the best way to avoid a subdomain being indexed? 2 Answers 0 Vote Up Vote Down Fajal Shah answered 2 years ago noindex tags in the code of the pages. Doing it in robots.txt won't stop GoogleBot many times. 0 Vote Up Vote Down Poonam Sharma answered 2 years ago Password protect it and even then if there are links, google will add the url anyhow and just mark it blocked by robots txt. Please login or Register to submit your answer Username or Email Address Password Remember Me