I wonder what’s the best place to disable indexing (set noindex) on the entire site, and I mean across the board. Is it enough to simply insert NOINDEX in Discourse header (I wonder if that would apply to all pages/URLs generated by the site)? P.S. And for misbehaving crawlers such as some search …

How to disable indexing by crawlers

codinghorror (Jeff Atwood) 2016 年 2 月 9 日午前 11:14 3

There is a boolean site setting for this, search for “index” or “robots”.

「いいね！」 7

MegaIndex bot did about 4,000 pageviews on one day

トピック		返信	表示
Robots.txt to completely block all indexing of private site Support	5	847	2020 年 4 月 5 日
Why there are lots of Disallow rule in robots.txt? Support	34	4528	2020 年 12 月 22 日
Temporarily block Google crawler while setting up live site? Support	4	464	2020 年 2 月 5 日
Pages listed in the robots.txt are crawled and indexed by Google Support	19	3251	2019 年 7 月 30 日
Option to index topics Support	8	539	2022 年 12 月 31 日