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Best Subnet Calculators for 2023

By Snigdha | November 29, 2022 7:45 am  | 5-min read
Best Subnet Calculators

A subnet calculator is a unique tool that can help you manage your network efficiently. An IP subnet calculator is capable of furnishing a great range of numbers, including, but not limited to, subnets, subnet masks, network addresses, usable host ranges, and IP classes.

There are hundreds of different types of subnet calculators available online. However, the functionality of each of them may differ. This is why it is important to pay attention to the different capabilities and features of each one of the subnet calculators you are considering using before deciding the one that best suits your and your company’s needs.

However, it is entirely possible that none of the online subnet calculators satisfy your purpose. In such a scenario, it is always better to put your requirements down on a physical or digital list and then create your own subnet range calculator app.

What is a subnet?

Any business that is looking towards making their business successful must prioritize developing effective network organization. IP addresses make it possible to identify all the devices linked to your infrastructure, but the one thing that is especially important is that you must arrange your IPs logically.

However, as the network starts getting a more extensive and complicated, you may need more effective channels. Hence, to improve the efficiency of your network subnetting, as a concept emerged.

Subnetting involves slicing or sectioning your network into multiple smaller networks. In this process a given network environment is divided into multiple separate compact logical sub-networks. You can set up a subnet and reduce the proportion of routers and gateways that internet activity must transit over.

Hence, by splitting or sectioning your network infrastructure into smaller sections which helps ease any congestion issues.

Best Online Subnet Calculators

An IP calculator only needs you to enter a range of IP addresses or CIDR notations and gives you a list of subnets as a result. Now subnetting serves different purposes for different organizations, which obviously means that there are a variety of subnet calculators which have an equally diverse applications.

  1. Tech-FAQ Subnet Calculator

    Tech-FAQ is a popular technology website that has an efficient and popular subnet calculator. This subnet range calculator is offered by the website as a free utility that runs on the the Windows. This utility or pocket tool has three separate tabs viz. Subnet Calculator, CIDR Calculator, and Wildcard Mask Calculator. There is, however, one important thing to remember – the tool uses Java which you will need to download from their website and install it on your device before you can install the software. Apart from this, everything else is easy!


    The platform is one of the simplest to use and highly recommended online subnet calculator for calculating the IPv4 and IPv6 subnets. Once you enter the IP address and chosen the network class, all you need to do is click on “calculate” button. The network subnet calculator offers you separate subnet calculators for both IPv4 and IPv6 on the same page which makes the entire process impressively simple.

  3. IP Subnet Calculator

    Though it sounds like a highly generic name for an IP address subnet calculator, but one thing to remember is that it is not an online IP subnet calculator. Users need to download and install the network subnet calculator on a Windows, Linux/Mono device. Despite the download requirement, the interface is highly intuitive and easy-to-use. You only need to fill in the IP address and subnet mask, before clicking on the Start button to see the subnets appear on the left of the same window.

  4. SolarWinds Advanced Subnet Calculator

    One of the most popular and familiar names among IT professionals and experts, SolarWinds is among the top industry leaders as a network administration & management tools creator. Their Specialized Subnet Online Calculator is among the most popular and is known for its great ease of use. The platform is particularly designed to compute the network subnets with ease, speed, and accuracy. You can create a network as per your specific needs and enhance the overall efficiency of the functioning of your network infrastructure with this free subnet calculator.

  5. IPTP Networks

    The IP address subnet calculator from IPTP Networks is user-friendly and simple, while being quite powerful as a tool. The platform is actually one of the top infrastructure service providers available online. You can enter the IPv4 or IPv6 address in the appropriate input field and click calculate. You will then see all the details of the given IP subnets using network type and netmask. Whether you are an amateur or an expert IT professional, this tool is perfect for managing, maintaining, and troubleshooting network issues.

  6. Subnet Calculator

    This IP subnet calculator is one of the most popular online tool for subnet calculations. You only need to enter the IP address and choose the subnet task. As soon as you enter this information you will see the Subnet ID, bitmap, and octet range, before eventually calculating the network address to transmit data using your IP address & subnet mask.

  7. Subnet Ninja

    With a name as cool as Subnet Ninja, the company has set high expectations for the users. The best part about the company is that they have lived up to the expectations they have set for themselves. Whether you are a student or a networking professional, Subnet Ninja is a powerful online IP subnet calculator that makes the entire subnetting process quite simple. Enter your IP address and subnet mask, either in the decimal system and CIDR syntax. In the blink of an eye you would see a table with most of the relevant data for any chosen subnet.


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