Domain Name System (DNS)
Client
(looking for abc.com)
TLD IP for .com?
DNS
(your ISP, 8.8.8.8)
TLD for .com is 1.2.3.4
Client
Who has records for abc.com?
1.2.3.4
.com TLD
NS | ns-fred.com
Client
produce records for ns-fred.com
1.2.3.4
.com TLD
A | ns-fred.com | 99.99.2.4
Client
produce records for abc.com
99.99.2.4
(ns-fred.com)
A | abc.com | 1.22.3.44
AAAA | abc.com | fe80::aaa0:145e...
SOA | abchost.net
CNAME | www.abc.com | abc.com
MX | 10 mail.abc.com
TXT | "Hello World!"
Client
produce .html for abc.com
1.22.3.44
(abc.com)
index.html
Client
(index.html)
produce;
index.css
index.js
et cetera
1.22.3.44
(abc.com)
index.css
index.js
et cetera
Client