5 days ago · devops

What came first: the CNAME or the A record?

A recent change to 1.1.1.1 accidentally altered the order of CNAME records in DNS responses, breaking resolution for some clients. This post explores the techni...

2 weeks ago · software

[Concept] And I thought I knew DNS

Introduction We all know how DNS works – there are countless articles and blogs that explain it. While digging deeper I discovered several pieces of informatio...

3 weeks ago · software

Overview of the TCP/IP Networking Model

Introduction The TCP/IP model is the backbone of modern networking. It defines a wide range of protocols that allow devices to communicate across vast networks...

1 month ago · software

If It’s Hard to Read, It’s Hard to Build

Hello, I'm Maneshwar. I'm working on FreeDevTools onlinehttps://hexmos.com/freedevtools — a free, open‑source hub where developers can quickly find and use tool...