Best Netlas.io Alternatives & Competitors in 2025

Shodan is the world's first search engine for Internet-connected devices.

Censys helps organizations, individuals, and researchers find and monitor every server on the Internet to reduce exposure and improve security.

freemium

NinjaOne (Formerly NinjaRMM) provides remote monitoring and management software that combines powerful functionality with a fast, modern UI. Easily remediate IT issues, automate common tasks, and support end-users with powerful IT management tools.

Try for free paid Free Trial

Network mapping service

LeakIX is a search engine indexing open hosts on the internet. It focuses on listing the databases and table names and keeps an history of every successful connection. New database software support is added on a regular basis.

Network recon framework, including a web interface to browse Nmap scan results.

Open Source

FOFA is a Search Engine for global cyberspace mapping. Through continuous active detection of global Internet assets, identifying most software and hardware network assets.

Open Source

Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

Search Engine and Data Provider showing the exposure of what is connected to the Internet.

Criminal IP protects IT assets and businesses by analyzing all years of cyber threats and prediciting exploits. Criminal IP provides real-time intelligence to enhance cybersecurity competencies in all aspects.

Open Source freemium

Pulsedive is a free threat intelligence platform that leverages open-source threat intelligence (OSINT) feeds and user submissions to deliver actionable intelligence.

urlscan.io is a free service to scan and analyse websites. When a URL is submitted to urlscan.io, an automated process will browse to the URL like a regular user and record the activity that this page navigation creates.

Cisco Talos is a threat intelligence organization dedicated to providing protection before, during, and after cybersecurity attacks.

Recorded Future provides organizations with real-time threat intelligence.