[서버] nslookup이 여러 결과는 주는 경우

https://community.spiceworks.com/topic/2128911-nslookup-giving-multiple-ip-for-same-name

위의 링크를 참조함

 

Multiple A records for a single host lookup is commonly known as round-robin DNS.It is a feature

It is related to high-availability and load-sharing

Be advised early on that round-robin DNS is at best a mixed-bag. For more information, please consult the following resources:

http://www.zytrax.com/books/dns/ch9/rr.html 

http://www.zytrax.com/books/dns/ch7/queries.html#rrset-order 

http://www.rightscale.com/blog/enterprise-cloud-strategies/dns-load-balancing-and-using-multiple-loa... 

 

 

AWS Route53에서도 손쉽게 설정이 가능하다.

https://stackoverflow.com/questions/40841273/multiple-ip-addresses-for-resource-record-sets-of-route-53