Articles tagged with
#time to live

Checking Up on DNS from the Terminal: A Practical Guide

October 2nd, 2025 — posted in Originals — 5 minute read

When something breaks on the internet, whether it’s a website, an email service, or an app. DNS (Domain Name System) is often the first place to look.

#dns, #caching, #dig, #nslookup, #host, #ttl, #time-to-live, #sysadmin