1592+ crawlers profiled
Crawler Directory
Every web crawler and AI bot we track. What it does, who runs it, and how to protect your content from it.
UptimeRobot — What It Is and How to Handle It
UptimeRobot monitors website availability from 9 global locations, sending alerts via email, SMS, Slack, and webhooks when sites go down.
MonitoringMonitoring
YandexBot — What It Is and How to Handle It
YandexBot is the main crawler for Yandex, Russia's largest search engine, indexing content for Russian-speaking users across multiple countries.
Search EngineSearch Engine
GoogleOther — What It Is and How to Handle It
Generic crawler that may be used by various product teams for fetching publicly accessible content from sites. For example, it may be used for one-off crawls for internal research and development. https://developers.google.com/search/docs/crawling-indexing/overview-google-crawlers#googleother
AI CrawlerAI Training
New Relic — What It Is and How to Handle It
New Relic monitors website and application performance, providing real user monitoring, synthetic monitoring, and APM for DevOps teams.
MonitoringMonitoring
PetalBot — What It Is and How to Handle It
PetalBot is to access both PC and mobile websites and establish an index database which enables users to search the content of your site in Petal search engine and present content recommendations for the user in Huawei Assistant and AI Search services, both services are powered by Petal Search engine.
AI CrawlerAI Training
SemrushBotBacklinks — What It Is and How to Handle It
SemrushBotBacklinks discovers and analyzes backlinks for Semrush's backlink database and link building tools.
SEO ToolSEO Tool
Cloudflare Prefetch — What It Is and How to Handle It
URL prefetching means that Cloudflare pre-populates the cache with content a visitor is likely to request next. This setting leads to a higher cache hit rate and thus a faster experience for the user. (https://developers.cloudflare.com/fundamentals/speed/prefetch-urls/)
SEO ToolSEO Tool
AhrefsBot — What It Is and How to Handle It
AhrefsBot is one of the most active SEO crawlers, indexing the web to build Ahrefs' backlink database for SEO analysis, competitor research, and keyword tracking.
SEO ToolSEO Tool
PinterestBot — What It Is and How to Handle It
Pinterestbot is Pinterest’s web crawler. Pinterestbot crawls, or visits public websites to index their content, with the aim of driving traffic back to those websites. It also scrapes content to make sure Pin details, like price and title, are up to date, and to detect and remove broken website links behind Pins.
AggregatorAggregator
Synthetic Bot — What It Is and How to Handle It
Datadog Synthetics gives you a new layer of visibility on the Datadog platform. By monitoring your applications and API endpoints via simulated user requests and browser rendering.
MonitoringMonitoring
Google AdsBot — What It Is and How to Handle It
Google AdsBot checks landing page quality for Google Ads campaigns, evaluating load speed, content relevance, and ad policy compliance to determine Quality Scores.
AdvertisingAdvertising
Meta-ExternalAgent — What It Is and How to Handle It
meta-externalagent crawls web content for training AI models and improving Meta's products by indexing content directly across the internet.
AI CrawlerAI Training
Amazonbot — What It Is and How to Handle It
Amazonbot is Amazon's web crawler used to improve our services, such as enabling Alexa to answer even more questions for customers. Amazonbot is a polite crawler that respects standard robots.txt rules and robots meta tags.
AdvertisingAdvertising
BingBot — What It Is and How to Handle It
bingbot is Microsoft's standard web crawler that handles most of Bing's crawling needs each day, indexing web content for Bing search results using both desktop and mobile variants.
Search EngineSearch Engine
Google Image Proxy — What It Is and How to Handle It
Google Image Proxy is a link preview crawler that fetches page metadata to generate rich previews when URLs are shared.
PreviewPreview
GPTBot — What It Is and How to Handle It
GPTBot is OpenAI's web crawler that collects training data for GPT models. Publishers can block it via robots.txt to opt out of AI training.
AI CrawlerAI Training
Chrome-Lighthouse — What It Is and How to Handle It
Chrome-Lighthouse is an automated, open-source tool that audits web pages for performance, accessibility, progressive web apps, SEO, and best practices. It runs a series of audits against a page and generates a comprehensive report on how well the page did.
SEO ToolSEO Tool
Qualys — What It Is and How to Handle It
Qualys Web Application Scanner is a cloud-based service that provides automated crawling and testing of custom web applications to identify vulnerabilities including cross-site scripting (XSS) and SQL injection.
SecuritySecurity
Facebook — What It Is and How to Handle It
The primary purpose of FacebookExternalHit is to crawl the content of an app or website that was shared on one of Meta’s family of apps, such as Facebook, Instagram, or Messenger. The link might have been shared by copying and pasting or by using the Facebook social plugin. This crawler gathers, caches, and displays information about the app or website such as its title, description, and thumbnail image.
PreviewPreview
GoogleBot — What It Is and How to Handle It
Googlebot is Google's web crawler that discovers and indexes web content for Google Search, including both mobile and desktop variants that crawl websites to understand their content.
Search EngineSearch Engine
ZyBorg — What It Is and How to Handle It
ZyBorg is a web crawler. Its specific purpose and operator are not publicly documented.
OtherOther
ZuperlistBot — What It Is and How to Handle It
ZuperlistBot is a web crawler. Its specific purpose and operator are not publicly documented.
OtherOther
ZoteroTranslationServer — What It Is and How to Handle It
ZoteroTranslationServer extracts citation metadata from URLs, DOIs, and ISBNs using Zotero translators to power Wikimedia's Citoid service for automated reference generation.
ResearchResearch
ZoominfoBot — What It Is and How to Handle It
ZoominfoBot crawls corporate websites, press releases, SEC filings and online sources using natural language processing to gather business and professional data.
MonitoringMonitoring
Zoombot — What It Is and How to Handle It
Zoombot crawls websites for SEOZoom, an Italian SEO platform offering keyword research and competitor analysis.
SEO ToolSEO Tool
Zite — What It Is and How to Handle It
Zite is a web crawler. Its specific purpose and operator are not publicly documented.
OtherOther
zgrab — What It Is and How to Handle It
zgrab is a web crawler. Its specific purpose and operator are not publicly documented.
OtherOther
Zeus Link Scout — What It Is and How to Handle It
Zeus Link Scout is an SEO crawler that analyzes backlinks, website structure, and search optimization factors.
SEO ToolSEO Tool
zeus — What It Is and How to Handle It
zeus is a web crawler. Its specific purpose and operator are not publicly documented.
OtherOther
zenback bot — What It Is and How to Handle It
zenback bot is a web crawler. Its specific purpose and operator are not publicly documented.
OtherOther