What Is IndexNow?

Introduction

IndexNow is one of the simplest ideas in technical SEO: when a page changes, tell participating search engines about it instead of waiting for them to find the change later.

For website owners, ecommerce merchants, publishers, SaaS teams and agencies, this matters because search discovery is often slow and unclear. You publish a page, update a product, change a blog post or remove an old URL, then wait for search engines to notice.

IndexNow gives websites a way to send a direct notification when important URLs are added, updated or deleted.

It does not guarantee indexing. It does not guarantee rankings. It does not replace good SEO. But it can help participating search engines discover changes faster and reduce the guesswork around URL submission.

This guide explains what IndexNow is, how it works, which search engines support it, how it differs from the Google Indexing API, and how to use it safely as part of a wider SEO workflow.

What Is IndexNow?

IndexNow is an open protocol that allows websites to notify participating search engines when URLs change.

In simple terms, it is a way of saying:

• This page is new.
• This page has been updated.
• This page has been removed.
• Please consider crawling this URL.

Instead of waiting for a search engine crawler to revisit your site on its own schedule, IndexNow lets your site send a direct change notification.

That notification helps participating search engines prioritise crawling. It does not force them to index the page, and it does not mean the page will rank.

The most useful way to think about IndexNow is as a discovery signal.

Why Was IndexNow Created?

Search engines crawl the web continuously, but they cannot crawl every page on every site all the time.

For large websites, ecommerce stores, publishers and frequently updated sites, that can create delays. A product may go out of stock. A blog post may be updated. A price may change. A page may be removed. A new guide may be published.

Without a direct notification, search engines may only discover those changes later through normal crawling, internal links, sitemaps or external links.

IndexNow was created to make this process more efficient.

Instead of search engines repeatedly crawling unchanged pages, websites can notify participating engines when specific URLs have changed. This can reduce unnecessary crawling and help search engines focus on fresh or updated content.

For site owners, the benefit is simple: you get a clearer submission process and a faster discovery signal.

How IndexNow Works

The basic IndexNow workflow is straightforward.

1. Generate an IndexNow API key.
2. Host the key on your website so search engines can verify ownership.
3. Submit changed URLs using the IndexNow endpoint.
4. Participating search engines receive the notification.
5. Search engines decide whether and when to crawl the submitted URLs.

A successful IndexNow request means the search engine received the URL notification. It does not mean the page has been indexed.

That distinction is important. IndexNow tells search engines about changes. Search engines still decide what to do next.

Which Search Engines Support IndexNow?

IndexNow is supported by several participating search engines, including Microsoft Bing, Yandex, Naver, Seznam.cz and Yep.

Google does not currently use IndexNow as a standard public indexing protocol in the same way. Google has its own crawling systems, XML sitemap processing, Search Console tools and the separate Google Indexing API for specific eligible page types.

This means IndexNow is valuable, but it should not be described as a way to submit URLs to every search engine.

A more accurate description is:

IndexNow helps you notify participating search engines about changed URLs.

If your SEO strategy relies heavily on Google, IndexNow should sit alongside other discovery methods such as XML sitemaps, internal linking, structured data, page quality checks and Search Console monitoring.

For a Google-specific overview, see Google Indexing API Explained.

IndexNow vs Google Indexing API

IndexNow and the Google Indexing API are often compared because both involve URL submission. But they are not the same thing.

IndexNow is an open protocol used by participating search engines. It uses a verification key and can support bulk URL notifications.

The Google Indexing API is Google's own API. Google's official documentation says it is intended for specific page types such as JobPosting pages and BroadcastEvent pages embedded in VideoObject structured data.

A simple comparison:

• IndexNow is for participating engines such as Bing and other compatible search engines.
• Google Indexing API is for Google's documented eligible use cases.
• IndexNow uses a hosted key file for verification.
• Google Indexing API uses Google Cloud authentication.
• IndexNow can be useful for general content change notifications to supported engines.
• Google Indexing API is not a general-purpose submission tool for every normal web page.

For many websites, the best workflow is not choosing one or the other. It is understanding what each tool can and cannot do, then using the right signal in the right place.

IndexNow vs XML Sitemaps

An XML sitemap lists the URLs on your website. It helps search engines discover your pages and understand which URLs you want crawled.

IndexNow is different. It notifies participating search engines when specific URLs have changed.

Think of it this way:

• A sitemap says: these pages exist.
• IndexNow says: this page changed.

You should still maintain a clean XML sitemap. IndexNow does not replace it.

A strong technical SEO setup can include both:

• XML sitemap for broad URL discovery.
• IndexNow for change notifications.
• robots.txt for crawler access rules.
• canonical tags for duplicate control.
• structured data for machine-readable page meaning.
• Search Console and analytics for monitoring.

How to Set Up IndexNow

Setting up IndexNow normally involves four steps.

1. Generate an API key

The key proves that you control the website submitting the URLs.

A key is usually a random string. It should be unique to your site or integration.

2. Host the key file

You need to host a plain text file containing the key on your website.

The most common location is:

https://example.com/your-key.txt

The file should contain only the key value.

This lets participating search engines verify that the person submitting the URLs has access to the domain.

3. Submit URLs

Once the key is hosted, you can submit changed URLs to an IndexNow endpoint.

You can submit a single URL or a batch of URLs.

A simple single URL request may look like this:

https://api.indexnow.org/indexnow?url=https://example.com/new-page&key=your-key

A bulk submission usually uses a POST request with JSON.

Example:

{
  "host": "example.com",
  "key": "your-key",
  "urlList": [
    "https://example.com/page-1",
    "https://example.com/page-2"
  ]
}

4. Log the response

A successful response confirms that the request was received. You should still keep your own audit trail showing:

• Which URL was submitted.
• When it was submitted.
• Which engine or endpoint received it.
• Whether the request succeeded or failed.
• Whether the page had SEO issues at the time.

This is where IndexNow becomes more useful as part of a workflow rather than a one-off submission button.

When Should You Use IndexNow?

IndexNow is most useful when URLs change.

Good times to submit include:

• When you publish a new important page.
• When you update an existing page substantially.
• When you remove a page.
• When a product comes back into stock.
• When a product goes out of stock.
• When pricing or availability changes.
• When a time-sensitive post is published.
• When important structured data is fixed.
• When a canonical or noindex issue has been corrected.

The best IndexNow workflows are event-based. Something changes, then a notification is sent.

When Should You Not Use IndexNow?

IndexNow should not be used as a way to repeatedly push unchanged pages.

Avoid submitting URLs when:

• The page has not changed.
• The page is blocked by robots.txt.
• The page has a noindex tag.
• The canonical points somewhere else.
• The content is thin or unfinished.
• The page returns an error status.
• You are trying to force rankings.

If a page is not ready to be crawled, submitting it faster is not useful.

This is why page readiness checks matter. Before sending a crawl notification, check whether the page is technically sound and worth discovering.

Does IndexNow Guarantee Indexing?

No.

IndexNow does not guarantee indexing, ranking, traffic or visibility.

A successful submission only means the participating search engine received the URL notification. The search engine still decides whether to crawl the page, index it, ignore it or process it later.

IndexNow can help with discovery. It cannot fix poor content, weak internal linking, broken technical SEO or low site quality.

This is why IndexNow should be seen as part of a broader SEO workflow.

Common IndexNow Mistakes

Treating IndexNow as an instant ranking tool

IndexNow is not a ranking shortcut. It is a notification protocol.

Submitting every URL repeatedly

Submitting unchanged URLs creates noise and does not improve page quality.

Forgetting to host the key file

If the key cannot be verified, submissions may fail.

Submitting broken pages

A URL should return a proper status code and be crawlable before submission.

Ignoring Google

IndexNow does not replace Google Search Console, XML sitemaps or Google's own discovery systems.

Not keeping a submission log

If you do not log submissions, you cannot prove what was submitted or troubleshoot failures later.

Why IndexNow Matters for Agencies

For agencies, IndexNow is not just about technical submission. It is about accountability.

Clients often ask:

• Has this page been submitted?
• When was it submitted?
• Did it work?
• Why is it not showing yet?
• What should we fix next?

Without a log, the answer is usually buried in notes, emails or memory.

A proper IndexNow workflow gives agencies a record of what happened. That makes reporting easier and reduces guesswork.

For agency workflows, the value is not just the submission itself. It is the ability to connect submission, page readiness, fixes, Search Console data, competitor benchmarking and reporting in one place.

For more on this, see SEO Workflow for Agencies.

Why IndexNow Matters for Small Businesses

Small business owners usually do not have time to monitor every technical SEO signal.

They want to know:

• Is my page live?
• Has it been submitted?
• Is there anything blocking discovery?
• What should I fix first?

IndexNow can help with one part of that process by sending change notifications to supported search engines.

But the bigger value comes when it is combined with simple checks, clear fix instructions and a record of what happened.

That is the difference between a button and a workflow.

How IndexStream Helps

IndexStream uses IndexNow as part of a broader SEO and discovery workflow.

It helps you:

• Submit URLs to supported discovery systems.
• Keep a timestamped submission record.
• Check page readiness before submission.
• Track whether submissions were accepted, skipped or failed.
• Generate SEO fix cards.
• Benchmark competitor pages.
• Create content briefs.
• Monitor Search Console and analytics data.
• Report progress over time.

The goal is not to promise instant indexing. The goal is to give website owners and agencies a clearer way to manage the process from publishing to discovery to improvement.

For related topics, see Google Indexing API Explained, Why Pages Don't Get Indexed and Technical SEO Checklist.

Final Thoughts

IndexNow is a useful protocol, but it is not magic.

It helps participating search engines discover changed URLs faster. It does not guarantee indexing, ranking or traffic.

The best way to use IndexNow is as part of a disciplined SEO workflow:

• Publish or update important content.
• Check the page is crawlable and ready.
• Submit the changed URL.
• Log the result.
• Monitor performance.
• Fix what is blocking discovery.

Used this way, IndexNow becomes more than a technical feature. It becomes part of a repeatable process for managing visibility.

Frequently Asked Questions

What is IndexNow?

IndexNow is an open protocol that lets websites notify participating search engines when URLs are added, updated or deleted.

Does IndexNow work with Google?

Google does not currently use IndexNow as a standard public indexing protocol in the same way as participating engines such as Bing.

Which search engines support IndexNow?

IndexNow is supported by participating search engines including Bing, Yandex, Naver, Seznam.cz and Yep.

Does IndexNow guarantee indexing?

No. IndexNow notifies participating search engines about URL changes. Search engines still decide whether to crawl, index or rank the page.

Is IndexNow the same as a sitemap?

No. A sitemap lists URLs. IndexNow sends notifications when specific URLs change.

Is IndexNow free?

Yes. IndexNow is a free protocol. You may still need development work, a plugin or a platform like IndexStream to use it properly.

Should small websites use IndexNow?

Small websites can use IndexNow, especially when they publish or update important pages. It works best when combined with good technical SEO and content quality.