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Categories

What kinds of bots are out there?

Every one of the 642 crawlers we track falls into one of these categories. Learn what each type does, how many bots belong to it, and whether you should let them through.

CategoryBotsFlagged botsDescription
MO
Monitoring & Analytics
130
0
Uptime, performance, and analytics bots that check that sites are up and measure how they perform.
SE
SEO
58
0
Backlink, rank-tracking, and site-audit crawlers run by marketing-tools vendors.
SE
Search Engine Crawler
54
0
Discovery-and-indexing crawlers that feed web, image, news, and video search results.
AI
AI Assistant
52
0
Agents that browse pages and take actions on behalf of a user in real time, rather than crawling in bulk.
WE
Webhooks
51
0
Event-driven callbacks and notification fetchers from apps and platforms.
AD
Advertising & Marketing
41
0
Crawlers used for ad verification, brand safety, and contextual targeting.
SE
Security
41
0
Scanners that probe the web for vulnerabilities, exposed services, and threats.
FE
Feed Fetcher
36
0
Bots that poll RSS/Atom feeds and syndicated content on a schedule.
PA
Page Preview
36
0
Link-preview fetchers that render a card when your URL is shared in chat or social apps.
AI
AI Crawler
35
0
Bots that gather public web pages to build training data for large language models.
OT
Other
29
0
Bots that do not fit the main categories.
VE
Verified Bot
24
0
Bots confirmed against an authoritative source such as Cloudflare’s verified-bot list.
AG
Aggregator
23
0
Bots that collect and republish content or metadata from across many sites.
AI
AI Search
12
0
Crawlers powering AI answer engines that index pages and cite them as sources in generated responses.
AC
Accessibility
8
0
Bots that audit pages for accessibility and compliance issues.
AR
Archiver
5
0
Bots that capture and preserve snapshots of web pages over time.
AC
Academic Research
4
0
Crawlers run by universities and research groups to study the web.
SO
Social Media Marketing
3
0
Bots that support social-media scheduling, monitoring, and marketing tools.
18 categories · 642 bots tracked