List of the Top 9 SaaS IP Scanners in 2025

Site24x7 offers an integrated cloud monitoring solution designed to enhance IT operations and DevOps for organizations of all sizes. This platform assesses the actual experiences of users interacting with websites and applications on both desktop and mobile platforms. DevOps teams benefit from capabilities that allow them to oversee and diagnose issues in applications and servers, along with monitoring their network infrastructure, which encompasses both private and public cloud environments. The comprehensive end-user experience monitoring is facilitated from over 100 locations worldwide, utilizing a range of wireless carriers to ensure thorough coverage and insight into performance. By leveraging such extensive monitoring features, organizations can significantly improve their operational efficiency and user satisfaction.

Paessler PRTG offers a comprehensive monitoring solution characterized by its easy-to-navigate interface, which is driven by an advanced monitoring engine. By streamlining connections and managing workloads efficiently, it helps to lower operational expenses and avert potential outages. Additionally, it enhances time management and ensures compliance with service level agreements (SLAs). The platform is equipped with an array of specialized monitoring capabilities, including customizable alerting, cluster failover mechanisms, distributed monitoring, as well as detailed maps and dashboards, all complemented by extensive reporting functionalities. With its robust features, PRTG empowers organizations to maintain optimal performance and address issues proactively.

OpUtils serves as a comprehensive tool for managing IP addresses and switch ports, allowing engineers to effectively oversee, diagnose, and resolve issues related to IT resources. This software enhances existing management systems by offering real-time monitoring and troubleshooting features. By streamlining the management of switches and IP addresses, it significantly benefits network engineers. The toolset includes more than 20 functionalities designed to track network performance, including bandwidth usage monitoring, ensuring the availability of essential devices, and facilitating the backup of Cisco configuration files. It also enables advanced IP scanning of both IPv4 and IPv6 subnets to pinpoint available and occupied IP addresses within the network. Furthermore, users can conduct scans across all switches, map ports, and access detailed information such as user profiles and physical locations. Additionally, it provides the capability to restrict access to unauthorized devices while detecting intrusions by rogue devices, ensuring the network's integrity is maintained. Overall, OpUtils empowers network professionals with the resources they need to maintain optimal network performance and security.

Acunetix stands at the forefront of automated web application security testing and has garnered a strong preference among numerous Fortune 500 companies. This tool is adept at identifying and reporting a diverse array of vulnerabilities within web applications. Its advanced crawler is designed to fully accommodate HTML5, JavaScript, and Single-page applications, enabling thorough audits of intricate, authenticated environments. Notably, Acunetix is unique in its capability to automatically identify out-of-band vulnerabilities, setting it apart from other solutions. Users can access Acunetix both online and as an on-premise installation. Moreover, the platform features integrated vulnerability management tools that empower enterprises to efficiently manage, prioritize, and mitigate various vulnerability threats, taking into account the criticality to their business operations. Acunetix also boasts compatibility with widely-used Issue Trackers and Web Application Firewalls (WAFs), ensuring a seamless integration into existing security workflows. Additionally, it is available for use on major operating systems, including Windows and Linux, as well as through online platforms.

Utilize the Spiceworks IP Scanner to effortlessly recognize devices linked to your network, offering crucial information such as the operating system and MAC address. Beyond that, it allows for an in-depth examination of your servers and workstations, detailing aspects like CPU specifications, storage capacity, memory availability, installed software, and serial numbers, among other metrics. This tool simplifies the process of gathering necessary information with minimal setup required! Operating as a cloud-based solution, the IP Scanner thoroughly investigates your local network and compiles a sortable list of all identified devices. Users can filter, search, and even export the data into a CSV file for further analysis. While it automatically recognizes and scans a local subnet, it also grants users the option to define a custom IP range if preferred. Each device's data presentation is extensive, showcasing hostname, IP address, vendor details, operating system, MAC address, descriptions, open ports, and the device's online or offline status. The information returned varies based on the specific device being scanned, providing a customized overview of your network assets. This comprehensive functionality makes the IP Scanner an essential tool for network administrators aiming to efficiently oversee and manage their network environment, thus ensuring optimal performance and security. Additionally, its user-friendly interface facilitates quick navigation, enabling users to access vital information without extensive training.

Netlas.io serves as a search engine that functions as a network scanner for the Internet. It conducts extensive scans of DNS records for billions of domain names, along with analyzing hundreds of millions of HTTP responses and SSL certificates. Users can access this wealth of information through a variety of tools. The platform enables users to explore the findings from its Internet scans. Netlas employs non-intrusive scanning methods, continuously monitoring internet-accessible hosts while meticulously storing their responses. DNS Search compiles domain names alongside their corresponding IP addresses and other DNS records. The IP WHOIS feature provides insights into the ownership and management of an IP address, detailing the range of the address and the name of the network provider. For domains, the Domain WHOIS component reveals ownership information, which includes contact details, registrar specifics, and both registration and expiration dates. Additionally, the Certificates feature boasts a comprehensive database of SSL certificates sourced from multiple origins. Given its extensive capabilities, Netlas is an essential tool for cybersecurity professionals seeking to enhance their understanding of the internet landscape. Its various functionalities make it invaluable for conducting thorough investigations and assessments in the realm of cybersecurity.

Security companies, researchers, and teams can take advantage of a fast and dependable API that offers both current and historical information. This API follows a clear pricing structure, facilitating the easy integration of our data into your systems. All necessary resources are accessible, featuring fully indexed historical and live data that can be accessed instantly. Users have the opportunity to sift through nearly 3 billion WHOIS records and monitor changes over time. Our constantly updated database boasts over 203 million entries and continues to grow. You can discover the technologies that different websites are utilizing by browsing through a multitude of options. Gain monthly access to a vast repository of more than 1 billion passive DNS datasets. Stay updated with the latest information regarding IP addresses, domains, and hostnames as it becomes available. Efficient searching is simplified with well-organized and indexed data. Immerse yourself in a treasure trove of invaluable cybersecurity resources and gain insights that are not easily obtainable elsewhere. We take pride in delivering the latest DNS and domain intelligence to security analysts and developers through our powerful API, ensuring they have access to the best tools for their requirements. This extensive access not only empowers users to make informed decisions but also enhances their ability to navigate the challenges of an ever-changing digital landscape. With our API, you can stay ahead in the fast-paced world of cybersecurity.

Utilize the capacity reporting functionalities of IPAM to keep track of subnet usage and improve your capacity planning strategies effectively. The customizable subnet capacity template offers fast, flexible, and centralized reporting tailored to meet your specific requirements. Moreover, the Subnet Allocation Wizard in IPAM helps to systematically arrange your IP address space into correctly sized subnets that align with your network's needs. With the user-friendly drag-and-drop interface of IPAM, you can create groups that encompass a mix of groups, supernets, subnets, and individual IP addresses, while also being able to incorporate custom fields as necessary. Furthermore, integrating vRealize Orchestrator (vRO) with vRealize Automation (vRA) and vCenter simplifies the handling of IP address tasks. The process of acquiring and reserving unique IP addresses becomes seamless, with automatic release during the machine lifecycle's relevant phases. In addition, IPAM's ability to identify unused addresses from both static and DHCP configurations is invaluable—its regularly updated logs help you detect and reclaim abandoned addresses. This functionality not only boosts operational efficiency but also guarantees optimal use of your IP address resources, paving the way for better network management overall. By adopting these tools and features, organizations can ensure a more streamlined and effective approach to managing their IP address spaces.

Intruder, a global cybersecurity firm, assists organizations in minimizing their cyber risk through a user-friendly vulnerability scanning solution. Their cloud-based scanner identifies security weaknesses within your digital assets. By offering top-tier security assessments and ongoing monitoring, Intruder safeguards businesses of all sizes effectively. This comprehensive approach ensures that companies remain vigilant against evolving cyber threats.