It is for example much more easier to remember a FQDN – Fully Qualified Domain Name) than 172.217.17.36 !ĭNS provides not only clarity to users, it also provides a much greater level of flexibility. ![]() This is the first in a series of articles (see article 2 and article 3) covering some important aspects to know about the DNS protocol, including the DNS query and DNS response, when troubleshooting application performance issues.įirst of all, let’s have a look at the DNS protocol itself. DNS stands for Domain Name System and comes from the fact that humans prefer names to numbers (but computers don’t). ![]() ![]() DNS Query Types and Application Troubleshooting: An Introduction
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