User-Generated Spam: A Practical Website Checklist
Google updated its spam guidance in October 2026. Learn how to moderate public content, control indexing and spot abuse on your website.
A useful customer comment can answer a question your sales team hears every week. An unattended comment form can also collect hundreds of irrelevant links, impersonation attempts or misleading claims. The difference is rarely the form itself. It is the process behind it.
On 26 October 2026, Google updated its guidance on preventing user-generated spam, adding advice on pages intended for sharing by link and on monitoring abuse in Search Console. This is a documentation update, not a new rule that every site must close its comments. It is a good prompt to review who can create content, what should appear in search, and who checks the result.
First, find every place visitors can publish
User-generated content includes more than blog comments. Depending on your website, customers or members may create reviews, forum posts, profiles, classified listings, shared project pages or even small web apps. A form that sends a private enquiry to your team is different: it still needs protection from abuse, but it is not an indexable public post unless the site publishes its contents.
Make a short inventory. For each feature, record who can submit, whether content appears immediately, whether it has its own URL and who can remove it. Include older plugins and abandoned sections. If no one owns a public input, assign an owner or disable it until the team can manage it.
Separate public discovery from direct sharing
A customer discussion that answers a useful question may be intended for public search. A project preview sent to a client or a page created for collaboration may only need to work for people with the link. Decide this for each type of page before choosing a technical setting.
For a page that should remain accessible by link but stay out of Google Search, ask your developer about a noindex robots meta tag or an X-Robots-Tag response header. Google must be able to crawl the page and see the instruction. Blocking that same URL in robots.txt can prevent Google from reading noindex, and a blocked URL can still appear in search results if Google discovers it elsewhere.
Noindex is not privacy or access control. Anyone who has an accessible link may still be able to open it, and other systems may treat indexing instructions differently. Protect confidential content with authentication and appropriate permissions. For material already indexed, allow time for recrawling; use Google's removal tools where urgent temporary removal is needed, alongside a durable solution.
Put moderation where it makes a difference
A small business does not necessarily need to review every contribution forever. Start with higher-risk cases: first-time posters, submissions containing several links, listings that suddenly change destination, or content flagged by another user. Route those items to a queue and assign a person and response time.
Google suggests considering noindex for posts by new users until they build a reputation, and using the ugc or nofollow link attribute for links in untrusted content. These are separate controls: marking a link does not remove harmful text or prevent the page itself from being indexed. A reviewer still needs to assess suspicious material.
Use verification challenges, rate limits and account controls proportionately. They can reduce automated abuse, but they can also make it harder for legitimate customers to participate. Provide an accessible alternative where possible, monitor rejected submissions and give users a way to report a mistake.
Watch for the signals that a queue has missed
Verify the relevant site or subdomain in Google Search Console and make sure someone receives and reads its messages. Review the Page Indexing and Search performance reports for unexpected jumps in indexed pages, impressions or queries unrelated to your business. Check manual actions and security issues when alerts arrive.
Pair those reports with your own records: new public pages per day, submissions per account, moderation backlog and reports from users. A sudden increase is a reason to investigate, not proof of abuse. A campaign, a popular article or a genuine seasonal event can produce a similar pattern.
For example, an online learning community might normally see a modest number of new discussions. If dozens of new profiles begin posting unrelated offers overnight, the team can pause or limit new posts, review recent URLs and remove confirmed spam while preserving legitimate discussions. Avoid clicking suspicious links on a normal work device; use your organisation's incident process.
Make the response part of website care
Write down who can suspend an account, unpublish a page, restore a legitimate post and contact the hosting or security provider. Keep an audit trail of actions and check the underlying cause before reopening a feature. If a compromise is suspected rather than ordinary spam, treat it as a security incident and follow your recovery process.
After cleanup, test a sample of URLs and review whether indexable pages, access controls and moderation settings behave as intended. Search visibility may take time to update. Do not add noindex or broad blocks to an entire useful section without checking the effect on pages you want customers to find.
A manageable starting point
This week, pick one feature that accepts public submissions. Identify its owner, test the submission and moderation flow, review the indexing decision and set a recurring check. Then apply the same approach to the next feature. The aim is to keep useful participation easy while making abuse easier to spot and remove.
A website development company should consider moderation and ongoing ownership as part of the build, not leave them until after launch. ElloSpaces can help review how a site accepts, publishes and manages customer content as part of its website and website-care work.
Sources and further reading
Google Search Central: Prevent user-generated spam
Google Search Central: Documentation updates, 26 October 2026
Google Search Central: Block indexing with noindex