If you have a domain registered with SecureHost, please follow the instructions below in order to point your domain DNS settings to another Hosting provider.
Login to your SecureHost Manager and go to your DNS Manager
Click Add Zone button and add the domain name you want to change the DNS settings for. (no need to enter IP)
Click edit once you have added the zone and change the TXT Record to: v=spf1 a mx ~all
Change the IP of the "A" Records to the one your hosting company has provided.