What is NostoCrawlerBot?
NostoCrawlerBot is operated by Nosto, a company that provides ecommerce personalization solutions including product recommendations, search personalization, and merchandising tools. This bot crawls ecommerce websites to gather product and content data needed to power Nosto's personalization features for their clients' online stores. Agent Analytics can track when it visits your website.
Overview
| Operated By | Nosto |
| Source | Official Website |
| Expected To Follow Robots.txt | Yes |
| Insights Last Updated | July 31, 2026 |
Do you operate this agent? Contact us to suggest an update.
Category
Expected Behavior
NostoCrawlerBot visits with a specific set of goals. Expect focused, repeated requests to the pages its clients monitor, like pricing, product listings, and announcements, on schedules ranging from hourly to weekly. Sites outside a client's watchlist may never see it at all.
How To Block NostoCrawlerBot With Robots.txt
Add this rule to your robots.txt file to block NostoCrawlerBot from accessing your entire website, or use Automatic Robots.txt to block all intelligence gatherers at once. You can customize which pages are blocked by swapping out / for a different path.
User-agent: NostoCrawlerBot # https://knownagents.com/agents/nostocrawlerbot
Disallow: /Global Insights for NostoCrawlerBot
As of July 31, 2026, this data reflects agent visits measured across thousands of websites using Agent Analytics, combined with daily scans of the world's top 1000 websites and their robots.txt files.
Robots.txt Blocked Percentage
Country of Origin
Robots.txt Blocking Trend
0% of top websites block NostoCrawlerBot in their robots.txt files.
Overall Intelligence Gatherer Traffic
4.5% of all web traffic came from intelligence gatherers.
Frequently Asked Questions
Should I Block NostoCrawlerBot?
Decide who benefits. NostoCrawlerBot collects pricing, product, and brand data for its operator's clients, and those clients can include your competitors. Allow it if visibility in market research matters to you. Block it if you would rather not hand competitors structured data about your business. Almost none of the top websites we track have robots.txt rules for NostoCrawlerBot right now.
Does NostoCrawlerBot Follow Robots.txt Rules?
Yes. NostoCrawlerBot is expected to follow robots.txt rules, so a disallow rule is the right first move. Automatic Robots.txt adds and maintains that rule for you, and Agent Analytics confirms NostoCrawlerBot actually follows it.
Does NostoCrawlerBot Access Private Content?
Public business information is the target. Pricing pages, product listings, and announcements are what its clients pay for. NostoCrawlerBot has no special access, but assume everything you publish openly gets collected.
Why Is NostoCrawlerBot Visiting My Website?
A client of Nosto is monitoring your market, your brand, or you specifically. Expect NostoCrawlerBot's visits to concentrate on pages with business value, like pricing and product pages.
How Can I Tell if NostoCrawlerBot Is Visiting My Website?
Agent Analytics tracks NostoCrawlerBot visits in real time alongside every other known AI agent, crawler, and scraper. You can also check your server logs for requests whose user agent string contains "NostoCrawlerBot". Look for repeated visits to pricing, product, and news pages. Keep in mind that NostoCrawlerBot doesn't publish a verification method, so any client can claim its user agent string and a log match is a hint rather than proof.