From Source server:
run this from command prompt to export > dnscmd /zoneexport zonename.com zonename.com.bak
Note that the backup file you have created will land in %systemroot%\System32\dns
Move the file to Destination server\ %systemroot%\System32\dns
Rename from .bak to .dns
From Destination Server:
Delete existing zone if it already exist
Create new zone using file zonename.com.dns
run this from command prompt to export > dnscmd /zoneexport zonename.com zonename.com.bak
Note that the backup file you have created will land in %systemroot%\System32\dns
Move the file to Destination server\ %systemroot%\System32\dns
Rename from .bak to .dns
From Destination Server:
Delete existing zone if it already exist
Create new zone using file zonename.com.dns