Intro Postman is a development tool you can use to test the calling of an API. We will demonstrate how to configure Postman with the IP2Location IP Geolocation API Swagger configuration to easily setup the request to the API. Pre-requisites First of all, you will need to download the Postman […]
What is 6to4 tunneling?
Intro We have previously covered briefly how an IPv4 network can communicate with an IPv6 network. One of the methods is via an IPv6 tunnel. In this article, we’ll delve deeper into 6to4 which is an IPv6 tunneling mechanism. By using 6to4, IPv6 packets can be transmitted over an IPv4 […]
IP2Location Geolocation information with Nmap
Intro Nmap (Network Mapper) is a free and open-source network scanner created by Gordon Lyon. It is a valuable tool in the arsenal of a network administrator to probe networks and much more. To enhance the functionality of Nmap with IP2Location, we have created a script to return geolocation information […]
Convert IP2Location CSV data into IP ranges or CIDR
Intro Anyone who is using the IP2Location CSV data will know that we use 2 fields called IPFrom and IPTo to denote the start and end of a range of IP addresses. In these 2 fields, we use what’s known as an IP number instead of an IP address. What […]
Connecting IPv4 with IPv6
Intro Internet Protocol version 4 (IPv4) address is what most people are familiar with if they have surfed the Internet before. This is the IP address that allows you to communicate with web servers to get web pages and also send emails as well as instant messages. Example of an […]
How to display country flag using image sprite
Introduction In this tutorial, we will demonstrate how to use the image sprite that consists of 249 country flags for website display. In a nutshell, it is a method that combines, usually, multiple small images into a single image file for usage. Image sprite and its advantages What are the […]
What is IP spoofing?
Intro Anyone with a basic understanding of networking will know that data is transmitted between machines using IP packets. The sender’s IP address is also contained inside these packets. With IP spoofing, the sender’s IP address is changed to a different IP address. This means the machine receiving the IP […]
What is Broadcast IP?
Intro IPv4 addresses come in 4 forms: Unicast, Broadcast, Multicast and Anycast. On the other hand, IPv6 addresses only come in 3 forms: Unicast, Multicast and Anycast. For the purpose of this article, we’ll explain in more detail what is Broadcast IP and how does it work. The various forms […]
What is Multicast IP?
Intro IPv4 addresses come in 4 forms: Unicast, Broadcast, Multicast and Anycast. On the other hand, IPv6 addresses only come in 3 forms: Unicast, Multicast and Anycast. For the purpose of this article, we’ll explain in more detail what is Multicast and how does it work. The various forms mentioned […]
What is Anycast IP?
Intro IPv4 addresses come in 4 forms: Unicast, Broadcast, Multicast and Anycast. On the other hand, IPv6 addresses only come in 3 forms: Unicast, Multicast and Anycast. For the purpose of this article, we’ll explain in more detail what is Anycast and how does it work. The various forms mentioned […]