Windows DNS

Update A record

get-dnsserverresourcerecord -name "hostname" -ZoneName "example.com"
Remove-DnsServerResourceRecord -ZoneName "example.com" -RRType "A" -Name "hostname" -RecordData "10.x.x.x" -force
add-dnsserverresourcerecorda -ZoneName "example.com"  -name "hostname" -ipv4address  "10.x.x.y"
get-dnsserverresourcerecord -name "hostname" -ZoneName "example.com"

Add-DnsServerResourceRecordCName -Name "myapp" -HostNameAlias "lb.example.com" -ZoneName "example.com"

Remove-DnsServerResourceRecord -ZoneName "example.com" -RRType "CNAME" -Name "kb"

Add-DnsServerResourceRecordCName -Name "myapp" -HostNameAlias "host1.example.com" -ZoneName "example.com"