brightlightkim

Domain Name System (DNS) Suppose that a Company has a website hosted in the AWS Cloud. Customers enter the web address into their browser, and they are able to access the website. This happens because of Domain Name System (DNS) resolution. DNS resolution involves a customer DNS resolver communicating with a company DNS server. You can think of DNS as being the phone book of the internet. DNS re..

Cache saved for five minutes AWS CloudFront - Temporarily store some memories and communicate with users - That it doesn't have to access the HTTP requests and responses all the time - And when the data is outdated(i.e. 5 min) , we use the website. - Save in the cache and send responses. Build it first and lower the cost later (Be smart about it) - Optimization should come after.