func (p *DomainProvider) GetExtension() string {
	return fmt.Sprintf("be")
}
Return used extension
package dotbe
import (
	"fmt"
	"github.com/KeizerDev/domainchecker/domainproviders"
)
func init() {
	domainproviders.AddDomainProvider("be", &DomainProvider{})
}
type DomainProvider struct{}
func (p *DomainProvider) GetRegex() string {
	return fmt.Sprintf("(Status: AVAILABLE^)")
}