DNS, WHOIS & Lookup Utilities
5 articles on dns.
Learn what nameservers are, how they work, and why they are responsible for directing DNS traffic for your domain.
Learn how DNS propagation works, why DNS changes take time to update across the internet, and how DNS caching and TTL affect propagation speed.
Learn what DNSSEC is, how it protects DNS records from tampering, and why DNS Security Extensions improve domain trust and security.
Learn what Reverse DNS is, how PTR records work, why reverse lookups matter for email delivery, and how IP addresses map back to hostnames.
Learn how the Domain Name System works, how DNS lookups function, and how domain names map to IP addresses across the internet.