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https://aws.amazon.com/vpc/

Amazon Virtual Private Cloud (VPC) allows you to provision a logically isolated real state inside AWS cloud where you can launch resources in a virtual network you define and have full control over the virtual network environment. When you first launch a resource like an EC2 instance without a custom VPC it’ll be launched inside the default VPC. It’s easy and user friendly but you don’t have much control over it. With a custom VPC you can create your own subnets, choose the IP address ranges, configure routing tables and have much more fun!

When you create a custom VCP,

  • A default routing table, a network access control list (NACL), and a default security group will be created. …


Route 53 is the AWS’s highly available and scalable cloud DNS service. The name Route 53 is used with reference to the port 53 which handles DNS requests and the U.S Route 66.

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What is DNS?

DNS Stands for Domain Name System and is used to map a human readable domain names to an IP address and vice versa.

www.abc.com → 192.168.10.1

Common DNS Record Types

SOA Records

Short for Start of Authority record and contains administrative information about the domain or zone. A SOA record includes the following details,

  • <name>: zone name
  • <class>: network class
  • <type>: record type
  • <mname>: master name
  • <rname>: email address for the responsible…

About

Charith Herath

BSc (Hons) Electrical and Electronic Engineering | CCNP | CCNA | Cloud Enthusiast

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