--- title: "#dns-lookup articles | Hashnode" description: "Explore 9 articles tagged #dns-lookup on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/dns-lookup" --- Tag # #dns-lookup 9 posts · 0 followers [Jessica walt](https://hashnode.com/@dnslookup) · [Apr 14](https://hashnode.com/posts/why-your-dns-configuration-might-be-killing-your-core-web-vitals/69de8ca391716f3cfb6b75db) ### [Why Your DNS Configuration Might Be Killing Your Core Web Vitals](https://dns-monitor.hashnode.dev/why-your-dns-configuration-might-be-killing-your-core-web-vitals?utm_source=hashnode&utm_medium=feed) How a bad setup drags down your scores The hidden killers in your records Cleaning up the mess for better rankings Cleaning up the mess for better rankings 4 min read · [dns-monitor.hashnode.dev](https://dns-monitor.hashnode.dev/why-your-dns-configuration-might-be-killing-your-core-web-vitals?utm_source=hashnode&utm_medium=feed) [Jessica walt](https://hashnode.com/@dnslookup) · [Apr 11](https://hashnode.com/posts/top-10-dns-lookup-spy-tools-for-network-admins-in-2026/69da4675c8e5007ddba74b3e) ### [Top 10 DNS Lookup & Spy Tools for Network Admins in 2026](https://dnschecker.hashnode.dev/top-10-dns-lookup-spy-tools-for-network-admins-in-2026?utm_source=hashnode&utm_medium=feed) Top 10 DNS Lookup & Spy Tools for Network Admins in 2026 so you can have the best and secure traffic ever. 4 min read · [dnschecker.hashnode.dev](https://dnschecker.hashnode.dev/top-10-dns-lookup-spy-tools-for-network-admins-in-2026?utm_source=hashnode&utm_medium=feed) [Jessica walt](https://hashnode.com/@dnslookup) · [Apr 11](https://hashnode.com/posts/how-many-dns-servers-should-a-network-have/69da47f1c8e5007ddba82a65) ### [How Many DNS Servers Should a Network Have](https://dnschecker.hashnode.dev/how-many-dns-servers-should-a-network-have?utm_source=hashnode&utm_medium=feed) A responsible network should know how many DNS Servers should a network can have. 3 min read · [dnschecker.hashnode.dev](https://dnschecker.hashnode.dev/how-many-dns-servers-should-a-network-have?utm_source=hashnode&utm_medium=feed) [Jessica walt](https://hashnode.com/@jessicawalt) · [Apr 2](https://hashnode.com/posts/what-are-common-dns-failures-and-how-do-i-fix-them/69cec68b0ff860b6de42b1dc) ### [What are common DNS failures, and how do I fix them](https://dnsscanner.hashnode.dev/what-are-common-dns-failures-and-how-do-i-fix-them?utm_source=hashnode&utm_medium=feed) What are common DNS failures, and how do I fix them in a perfect way. 4 min read · [dnsscanner.hashnode.dev](https://dnsscanner.hashnode.dev/what-are-common-dns-failures-and-how-do-i-fix-them?utm_source=hashnode&utm_medium=feed) [Jessica walt](https://hashnode.com/@jessicawalt) · [Mar 17](https://hashnode.com/posts/top-tools-to-check-and-verify-caa-records-online/69b97f08c22d3eeb8ace638c) ### [Top Tools to Check and Verify CAA Records Online](https://dnsscanner.hashnode.dev/top-tools-to-check-and-verify-caa-records-online?utm_source=hashnode&utm_medium=feed) Managing domain security is becoming more important as online threats continue to grow. 2 min read · [dnsscanner.hashnode.dev](https://dnsscanner.hashnode.dev/top-tools-to-check-and-verify-caa-records-online?utm_source=hashnode&utm_medium=feed) [Jessica walt](https://hashnode.com/@jessicawalt) · [Mar 15](https://hashnode.com/posts/best-dns-lookup-tools-for-developers-and-seo-experts/69b6d6f4f4eb2f8b04a6ecda) ### [Best DNS Lookup Tools for Developers and SEO Experts](https://dnsscanner.hashnode.dev/best-dns-lookup-tools-for-developers-and-seo-experts?utm_source=hashnode&utm_medium=feed) Many professionals rely on specialized DNS tools for developers to inspect DNS records, troubleshoot configuration issues, and verify domain se 4 min read · [dnsscanner.hashnode.dev](https://dnsscanner.hashnode.dev/best-dns-lookup-tools-for-developers-and-seo-experts?utm_source=hashnode&utm_medium=feed) [Abhijeet Singh](https://hashnode.com/@lyre) · [Jan 30](https://hashnode.com/posts/how-dns-resolution-works/697d16f9b78e9bd5a75389b2) ### [How DNS Resolution Works](https://chaicodecohort-2026-blogs-assignment.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) Ever wondered how your browser magically finds website that you typed? It’s not magic, it’s the DNS at work. 4 min read · [chaicodecohort-2026-blogs-assignment.hashnode.dev](https://chaicodecohort-2026-blogs-assignment.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed)