Domain delegation to Amazon Route 53

If you have domains registered by external domain name provider like Bluehost or Network Solutions. You can set up domain delegation to amazon Route53 service to handle sub domains more easily.

In Amazon Route 53 console, you can create a new hosted zone by clicking on "New Hosted Zone" and then specifying a name

Once you create the hosted zone, you will see NS records and SOA records as below:-

Next you will have to set up domain delegation in internal and external DNS server and add the NS records provided by Amazon Route 53 in the above screenshot. Once you have updated the DNS entries, you can run the below dig query to confirm that NS records match what has been provided by Amazon

$ dig -t NS example.mycompany.com

; <<>> DiG 9.7.1 <<>> -t NS example.mycompany.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 32360
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 4

;; QUESTION SECTION:
;example.mycompany.com.              IN      NS

;; ANSWER SECTION:
example.mycompany.com.       0       IN      NS      ns-1467.awsdns-55.org.
example.mycompany.com.       0       IN      NS      ns-540.awsdns-03.net.
example.mycompany.com.       0       IN      NS      ns-1714.awsdns-22.co.uk.
example.mycompany.com.       0       IN      NS      ns-292.awsdns-36.com.
....