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Thereof, is AWS ELB Regional?

Load balancers are regional service i.e. they operate within an AWS region. Route 53 is global service i.e. they operate independent of region. Route 53 has routing policy to route requests to different endpoints which are in different region.

One may also ask, what is cross zone load balancing in AWS? When you have enabled the cross-zone load balancing, each load balancer node distributes traffic across the registered targets in all enabled availability zones. When cross-zone load balancing is disabled, each load balancer node distributes traffic across the registered targets in its own availability zone itself.

Also Know, what is an ELB?

An ELB is a software-based load balancer which can be set up and configured in front of a collection of AWS Elastic Compute (EC2) instances. The load balancer serves as a single entry point for consumers of the EC2 instances and distributes incoming traffic across all machines available to receive requests.

How do I enable cross zone load balancing?

Enable Cross-Zone Load Balancing

1. On the navigation pane, under LOAD BALANCING, choose Load Balancers.
2. Select your load balancer.
3. On the Description tab, choose Change cross-zone load balancing setting.
4. On the Configure Cross-Zone Load Balancing page, select Enable.
5. Choose Save.