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NostoCrawlerBot

GoodBotVerifiedBOT

Mozilla/5.0 (compatible; NostoCrawlerBot/1.0; +http://my.nosto.com/tagging) Operated by Nosto.

GoodBot
Assessment
Advertising & Marketing
Category
BOT
Kind
1
Data sources
AI-generated summary, drawn from Cloudflare, operator docs, and community data

What is NostoCrawlerBot?

NostoCrawlerBot is a web crawler operated by Nosto. Mozilla/5.0 (compatible; NostoCrawlerBot/1.0; +http://my.nosto.com/tagging)

Helpful — Verified, safe crawler. Respects robots.txt and provides operator documentation.

Identification

Bot name
NostoCrawlerBot
Operator
Nosto
Category
Advertising & Marketing
Kind
BOT
Verification
Verified bot
Cloudflare slug
nostocrawlerbot
User-agent patterns
NostoCrawlerBot
User-agent string
Mozilla/5.0 (compatible; NostoCrawlerBot/1.0; +http://my.nosto.com/tagging)
Main use cases
Web crawlingData collection

Why it crawls your site

NostoCrawlerBot crawls websites to collect data for advertising and marketing purposes. It is operated by Nosto as part of their advertising infrastructure. If you see this bot in your server logs, it is a verified crawler and generally safe.

Block or allow NostoCrawlerBot

Block it

Add a Disallow rule for NostoCrawlerBot in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.

# Block NostoCrawlerBot from crawling your entire site
User-agent: NostoCrawlerBot
Disallow: /

# Allow NostoCrawlerBot full access
User-agent: NostoCrawlerBot
Allow: /
Allow & verify

Ensure your robots.txt allows NostoCrawlerBot. Verify requests are genuine by checking the user-agent string and referring to Nosto's documentation.

Traffic & trends

Cloudflare Radar traffic

No Cloudflare traffic data available.

Google Trends interest

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Data sources

This profile is compiled from the following sources.

CloudflareRadar
Last updated July 26, 2026