Shodan Alternatives (September 2025)

Access comprehensive Censys data and search tools to enhance your cybersecurity strategy and understand your digital landscape.

ThingSpeak is the open IoT platform with MATLAB analytics.

Thingsup is a highly scalable & secure cloud-based IoT Monitoring Platform development company to connect your internet of things devices.

Attack Surface Management solutions from Censys. Attack Surface Management is the monitoring of sensitive external assets.

ThingsBoard is an open-source IoT ❰Internet of Things❱ platform for device management ᐉ data collection ᐉ processing and visualization for your IoT projects

DomainTools is the global leader in Internet intelligence. Learn how our products and data are fundamental to best-in-class security programs.

Attack Surface Management & Dark Web Monitoring made simple. Enter your company name to see what attackers know about you.

Discover Qualys Web Application Scanning, our cloud solution for continuous web app discovery and detection of vulnerabilities. Try it today!

2024 Gartner Peer Insights "Customers’ Choice" for CAASM. Complete visibility. Uncover exposures in minutes - no agents, credentials, or hardware required!

Use Detectify to get complete coverage of your growing attack surface with Surface Monitoring and Application Scanning.

Take control of your online attack surface; quickly identify the scale and severity of your issues with FractalScan Surface attack surface management.

Internet of things, IoT, is when physical objects are embedded with sensors, software, and other technologies for the purpose of connecting and exchanging data with other devices and systems.

Pentest-Tools.com is a cloud-based toolkit for offensive security testing, focused on web applications and network penetration testing.

Online automated vulnerability scans for continuous monitoring of websites, servers, and applications. Test our free forever version.

Exosite leading Industrial Internet of Things (IoT) platform, remote condition monitoring, asset management and maintenance

Discover the risks across your attack surface with Halo Security's complete attack surface management platform.

Third-party risk and attack surface management software. UpGuard is the best platform for securing your organization’s sensitive data. Our security ratings engine monitors millions of companies and billions of data points every day.

Harmonic's data engine keeps 20M+ companies & 150M+ professional profiles fresh, so you can always be in the loop when a company just raised a round, just hired a CTO, or just crossed the 1M follower mark on Twitter.

Search for manufacturer part numbers and find price, stock and part data by distributor.

Watson IoT Platform home page

Particle helps the world's most innovative companies power their connected machines, vehicles, and products.

Industrial companies use Ubidots to launch and scale applications for condition monitoring, smart manufacturing, cloud SCADAs, vibration analysis, and more.

ThingsLog is an IoT remote monitoring solutions provider. Our low-power, smart monitoring solutions are used for energy monitoring, smart water metering, water pressure monitoring, gas consumption, and tank level monitoring.

vPenTest is an automated network penetration testing platform that makes pentesting scalable, accurate, faster, consistent, and not prone to human error.

Acunetix is an end-to-end web security scanner that offers a 360 view of an organization’s security. Allowing you to take control of the security of all you web applications, web services, and APIs to ensure long-term protection. Acunetix’s scanning engine is globally known and trusted for its unbeatable speed and precision.

AlphaSense finds information on companies, data and themes from within millions of research documents in seconds, all with ONE simple search.

CloudGuard Spectral is a Developer security platform that seamlessly monitors, classifies and protects codes, assets and infrastructure.

Hackrate makes cybersecurity testing transparent by providing a crowdsourced approach for continuous security testing and the industry's first solution for controlling and monitoring ethical hacker projects.

SOCRadar Extended Threat Intelligence is a natively single platform that proactively identifies and analyzes threats with contextual intelligence.

Consensus is a new breed of academic search engine, powered by AI, grounded in science. Find the best papers while getting instant insights and topic synthesis.

DNSlytics provides the ultimate online investigation tool. See detailed information about every IP address, domain name and provider. Perform network tests like DNS lookup, email testing and WHOIS lookups.

JupiterOne is a cyber asset analysis platform for cybersecurity designed to continuously collect, connect, and analyze asset data so security teams can see and secure their entire attack surface through a single platform.

Cisco IoT Control Center is a comprehensive solution empowering businesses to manage and monetize their Internet of Things (IoT) devices efficiently.

WhoisFreaks provides Live and Historical domain records through downloadable WHOIS Database and WHOIS APIs in REST JSON and XML format.

Engagespot is a notification infrastructure that helps developers build delightful multi-channel communication experiences in their web and mobile apps.

PortSwigger offers tools for web application security, testing, & scanning. Choose from a range of security tools, & identify the very latest vulnerabilities.

Transform your approach to API and AppSec with a single platform approach to detect and remediate vulnerabilities, while protecting vulnerable APIs and web apps.

Armis, the asset intelligence and cybersecurity company.

Google App Engine lets app developers build scalable web and mobile back ends in any programming language on a fully managed serverless platform.

Novu empowers developers and product teams to collaborate seamlessly on notification management. Its unified platform provides centralized content, type-safe schemas, and reusable components, facilitating efficient workflows. With code-first and no-code tools, teams can easily customize and deploy notifications across multiple channels like email, SMS, push, chat, and in-app. Novu enhances communication, reduces friction, and ensures reliable, scalable, and personalized user experiences while maintaining full visibility and control over notifications.

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Welcome to Initial State! IoT Platform for Data Visualizations.

Discover superior security solutions with Edgescan. From PTaaS to continuous security testing, we have your back. Learn more about our services.

AIONCLOUD is MONITORAPP’s Cloud-Based Platform brand, offering various security services at a level equivalent to traditional security solutions, but in…

Get accurate IP address information with IPinfo. Trusted by 400,000+ users, we handle more than 40 billion API requests monthly. Sign up for free account today.

Enabling teams to build and ship software faster⚡️ while avoiding security mistakes, credential leakage, misconfiguration and data breaches in real time 🚀

Recorded Future is the most comprehensive and independent threat intelligence platform. Identify and mitigate threats across cyber, supply-chain, physical and fraud domains.

IoT network solutions that are optimized to easily connect your device to the Internet over Wi-Fi, cellular, NFC, or BLE.

Learn how our experts can make your security program relevant, actionable, and sustainable with a combination of cybersecurity services.

Maximize your digital performance with Digital Experience Monitoring. Get detailed insights on how users interact with your web applications and optimize their experience from end-to-end.

ChatGPT For Search Engine - Extension for web browsers that shows ChatGPT's response alongside search results

Free News API to get JSON search results for live & historical news articles from sources, including Google News. Get the best news API for Python & PHP

The most advanced tools for tracking changes on websites. Easy to use monitoring service with powerful features and rich app ecosystem. Set your monitoring job and receive email, push or mobile notifications when any change occurs.

Continuously expose and mitigate your most relevant known and unknown risks with threat intelligence, tailored to your attack surface.

WPScan is an enterprise vulnerability database for WordPress. Be the first to know about vulnerabilities affecting your WordPress core, plugins & themes.

Voyent Alert! is a powerful communication solution and alerting app that rapidly disseminates targeted and enriched information.

Use Breachsense to monitor your company's data for breaches in real time. Data breach protection for your organization.

Cylera Healthcare IoT Intelligence and Security - connected medical device inventory, monitoring, risk mitigation, threat remediation, and compliance.

IP Geolocation API - Our global IP address data helps companies to make intelligent & programmatic decisions.

Qubitro is an IoT device and data platform that provides a secure, scalable, and reliable IoT cloud service for your IoT projects.

Get accurate, automated application security testing that scales like no other solution. Secure 1000s of web assets with less manual effort. Reduce your risk with the only…

Mozilla WebThings is an open platform for monitoring and controlling devices over the web.

Europe’s leading bug bounty platform and penetration testing services provider.

Lookup the location of any IP Address with ipdata's IP Geolocation API. ipdata is fast, accurate and is used by 20,000+ developers.

IamIp Platform is an innovative tool for patent search and patent management. Get access to a world patent database, statistics and patent information.

We monitor the availability, speed and proper functioning of websites, web stores, and web applications. Try our website monitoring service for free.

Track and Monitor Website Changes. Get alerted on web page updates and build competitive archives of website screenshots.

Patsnap is a global patent and innovation database that provides users with a comprehensive and user-friendly platform for conducting patent searches.

PushAlert allows you to send push notifications to your website subscribers on Chrome, Firefox and Safari. Signup for free and send unlimited notifications.

PushEngage is the world's best push notification service that works on both desktop browsers and mobile devices, trusted by 25,000+ happy customers!

Thomasnet.com is the leading product sourcing and supplier discovery platform for procurement professionals, engineers, plant & facility management and business owners seeking trusted suppliers for MRO, OEM and other products/services for their industrial, manufacturing, commercial and institutional businesses

Maltego is the all-in-one investigation platform that accelerates complex cyber investigations from hours to minutes. Mine, merge, and map all your essential intelligence in one place, and uncover hidden truths now!

Home of Kali Linux, an Advanced Penetration Testing Linux distribution used for Penetration Testing, Ethical Hacking and network security assessments.

HipLink Software empowers organizations with a reliable, complete communication platform that instantly delivers messages and alerts to phones. Learn more here!

Bring the power of intelligent search to your apps with the Bing Web Search API. Receive stats on queries and market-aware results with this Search API.

Uncover User Locations with Precision using ipstack - Discover Real-time IP Geolocation Data with location JSON API. Elevate your websites insights now!

Courier is a notification API built for developers. Design once, and deliver to any channel – email, Slack, SMS, push, and more – all through a single API.

Schneider Electric USA. EcoStruxure Platform.The digital backbone connecting best-in-class operational technology (OT) solutions with the latest in IT technology to unlock trapped value in your operations and leverage the true potential of the Internet of Things.

Expel is a recognized, leading managed detection and response provider with a 20-minute MTTR on high/critical incidents.

Discover vulnerabilities and security issues with Aikido's all-in-one AppSec platform. Start free and get your web app secured in 2 minutes.

Andi is search for the next generation using generative AI. Instead of just links, Andi gives you answers - like chatting with a smart friend

Create and conduct online exams in the classroom or remotely. Made by teachers who understand the the realities of the classroom.

OSINT Investigation Solutions. Social Links is a leading OSINT software developer, with AI-powered technologies trusted by companies from the S&P500

CloudFiler, secure and easy email filing for all devices running Microsoft Outlook

Eseye is the only partner you need to realise your IoT goals. From initial idea to successful deployment – plus everything in-between.

We turn crowd-powered intelligence into tactical intelligence with actionable blocklists to maximize your SOC efficiency and reduce your costs.

BugSnag is an error monitoring and reporting software with best-in-class functionality for mobile apps. Our tool alerts users of bugs, errors & more. Free trial!

Explore uninterrupted Attack Surface Discovery and Penetration Testing services for robust security measures. Identify vulnerabilities and fortify your defenses with our comprehensive solutions.

World's largest, independent directory of high-speed internet, data centres & cloud services. Make your business more productive & competitive. Find out more.

Astra Security is a one of a kind continuous Pentest Platform that makes chaotic pentests a breeze & continuous with its hacker-style vulnerability scanner.

Flashpoint is a data and intelligence company that empowers our customers to take rapid, decisive action to stop threats and reduce risk

Try for free. Check Uptime with our Award-Winning Website Monitoring Tools and Get Notified Instantly.

Discover Indusface WAS, our AI-powered DAST scanner ensuring ZERO false positives, scans OWASP top 10 & zero-day threats and integrates with DevSecOps CI/CD.

Explore Facttwin Industrial IoT Analytics & Production Monitoring. Optimize Operations with Real-time Insights and Predictive Machine Health Monitoring.

Predict and detect safety incidents, security threats, and management issues in real-time—from anywhere in the world—with Forsight’s AI-powered monitoring and alert software.

Manage massive fleets of small IoT Linux devices with balena's IoT management cloud platform. Your first 10 devices are full-featured and always free. Develop, deploy, manage and scale your IoT fleet with balena.

A flexible messaging platform that enables real-time integration and connects the Internet of Things (IoT).

QOMPLX enables customers to analyze, model, manage, and transfer complex cyber risks. Learn how to identify attackers before they have a chance to do harm.

The most trusted name in mass notifications for emergencies and day-to-day communications, Regroup keeps people safe and informed.