Email spoofing—where attackers mask as trusted senders—is one of the oldest, nastiest tactics in the cybercriminal playbook. Thankfully, combining DKIM (DomainKeys Identified Mail) and DMARC (Domain-based Message Authentication, Reporting & Conformance) provides a powerful one-two punch to keep your domain…
Ever wondered how you can figure out where an IP actually lives, which Internet Service Provider (ISP) runs it, or what host name it maps to? IP lookups aren’t just for cybersecurity pros—they’re a powerful tool for everyday website owners,…
Email deliverability is a balancing act: craft great messages, authenticate properly, and—crucially—avoid landing on blacklists. A single listing can send your emails straight to spam folders or cause major headaches if you’re running transactional or marketing campaigns. In this guide,…
Have you ever wondered where that weird-looking email really came from? Maybe it claims to be your bank, but the header smells fishy 🐟—don’t hit ‘delete’ just yet! Email headers are like digital footprints, revealing servers, IPs, routing hops, and…
Email is still one of the most critical communication channels—and also a prime target for spammers and phishers. Without proper authentication, your emails might end up in the jungle of a spam folder, or worse, malicious actors could spoof your…
Even seasoned web admins trip over DNS lookup mistakes sometimes—DNS can be deceptively simple until something goes awry. In this guide, we’ll walk through the top five DNS lookup mistakes, share real-world “oops” stories (typos and all!), show you how…
Every time you type a URL into your browser, a quiet choreography happens behind the scenes: your request bounces through a hierarchy of DNS servers until it reaches the server that holds your website’s IP. The unsung hero in that…
DNS TTL (Time To Live) might sound like tech jargon reserved for networking nerds, but trust me, it’s one of the simplest levers you have to speed things up—no rocket science degree required. In this post, we’ll demystify TTL, explore…
Managing subdomains with CNAME records can feel like juggling flaming torches—exciting, powerful, but a slip-up can burn ya! In this guide, we’ll walk through what CNAME records are, why they’re awesome for subdomain routing, and most importantly, best practices to…
When it comes to speeding up your site, most of us focus on optimizing images, minifying CSS/JS, or leveraging a CDN. But have you ever paused to think about your DNS records? 🤔 It’s supeer surprising how much impact the…