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Freshping is a website uptime monitoring service by Freshworks that checks site availability and response times.

NixStatsMonitoringBot is a monitoring crawler that checks website availability, performance, and health.

Mojeek is an independent UK-based search engine crawler with its own index, focused on privacy and unbiased results.

Innologica is a feed reader that fetches and processes RSS, Atom, and other content feeds.

Yahoo! Slurp crawls and indexes web content for Yahoo's search engine, collecting data to power search results and web discovery features.

VaultPress is a subscription service developed by Automattic, the company behind WordPress, that offers automated daily and real-time backups of WordPress websites onto WordPress.com's cloud servers. It is known for its ease of use, secure backups, and proactive security scanning.

The PayPal webhooks is part of Paypal's Instant Payment Notification message service, automatically notifying merchants of events related to Paypal transactions.

LinkedInBot fetches page metadata to generate link previews when users share URLs on LinkedIn, extracting titles, descriptions, and images.

DuckAssistBot is a web crawler that scans websites to collect content for DuckDuckGo's AI-assisted answers feature, which generates brief responses to search queries using natural language technology and Wikipedia sources.

Monsidobot is a website scanning crawler that analyzes web content for accessibility compliance, quality assurance, and SEO issues as part of Acquia Optimize platform.

Splunk Synthetics is the monitoring bot that proactively tests website performance, APIs, and user flows from global locations to detect and fix performance issues before customers are affected.

SolarWinds Observability is a monitoring crawler that checks website availability, performance, and health.

Zoominfobot is an indexing robot for a web search engine, similar to Google. Created by Zoom Information Inc.(www.zoominfo.com), Zoominfobot’s patented technology continually scans millions of corporate websites, press releases, electronic news services, SEC filings and other online sources. Using advanced natural language processing algorithms, ZoomInfo has created a next generation search engine focused on finding pages with information about businesses and business professionals.

UpDownBot is a monitoring crawler that checks website availability, performance, and health.

Crazy Egg Bot is a monitoring crawler that checks website availability, performance, and health.

AlertSite by SmartBear monitors website and API availability, performance, and functionality from global locations as part of SmartBear's testing platform.

Scheduled execution of your websites and scripts.

We run a cloud based site speed optimization solution. As such, we need to make requests to our clients' sites in order to fetch the content that needs to be optimized. We have several sub systems that can fire requests and each one can be identified based on the user agent suffix.

360Monitoring checks website uptime, performance, and server health across multiple global locations, providing alerts for downtime and slow response times.

The Internet Archive bot, also known as archive.org_bot, is the web crawler for the Internet Archive's Wayback Machine. It systematically crawls and preserves publicly accessible web pages for historical record.