diff --git a/cmd/scan.go b/cmd/scan.go
index 65baa16..e48173c 100644
--- a/cmd/scan.go
+++ b/cmd/scan.go
@@ -78,26 +78,17 @@ var scanCmd = &cobra.Command{
 			}
 
 			// generate a slice of all hosts to scan from subnets
-			targetHosts = append(targetHosts, magellan.GenerateHostsWithSubnet(subnet, &subnetMask, ports, scheme)...)
-		}
-
-		// convert everything into full addresses for scanning
-		for _, host := range hosts {
-			var targets []string
-			for _, port := range ports {
-				_ = port
-				targets = append(targets, host)
-			}
-			targetHosts = append(targetHosts, targets)
+			subnetHosts := magellan.GenerateHostsWithSubnet(subnet, &subnetMask, ports, scheme)
+			targetHosts = append(targetHosts, subnetHosts...)
 		}
 
 		// if there are no target hosts, then there's nothing to do
 		if len(targetHosts) <= 0 {
-			log.Warn().Msg("nothing to do (no target hosts)")
+			log.Warn().Msg("nothing to do (no valid target hosts)")
 			return
 		} else {
 			if len(targetHosts[0]) <= 0 {
-				log.Warn().Msg("nothing to do (no target hosts)")
+				log.Warn().Msg("nothing to do (no valid target hosts)")
 				return
 			}
 		}
diff --git a/internal/cache/cache.go b/internal/cache/cache.go
index d4dabed..96513de 100644
--- a/internal/cache/cache.go
+++ b/internal/cache/cache.go
@@ -1,6 +1,8 @@
 package cache
 
-import "database/sql/driver"
+import (
+	"database/sql/driver"
+)
 
 type Cache[T any] interface {
 	CreateIfNotExists(path string) (driver.Connector, error)
diff --git a/internal/cache/storage.go b/internal/cache/storage.go
new file mode 100644
index 0000000..06b42a9
--- /dev/null
+++ b/internal/cache/storage.go
@@ -0,0 +1,28 @@
+package cache
+
+import "github.com/google/uuid"
+
+type Storage[T any] interface {
+	Save(id uuid.UUID, val T, varargs ...T) error
+	Get(id uuid.UUID) (T, error)
+	Update(id uuid.UUID, val T) error
+	Delete(id uuid.UUID) error
+}
+
+type Compute struct{}
+type BMC struct{}
+
+type Node[T any] struct {
+}
+
+type NodeStorage struct {
+	Storage[Node[Compute]]
+}
+
+type BMCStorage struct {
+	Storage[Node[BMC]]
+}
+
+func (ns *NodeStorage) Save(id uuid.UUID, val Node[Compute], varargs ...Node[Compute]) {
+
+}
diff --git a/internal/util/net.go b/internal/util/net.go
index 5999ac7..50bbbfa 100644
--- a/internal/util/net.go
+++ b/internal/util/net.go
@@ -145,31 +145,27 @@ func FormatIPUrls(ips []string, ports []int, scheme string, verbose bool) [][]st
 	// format each positional arg as a complete URL
 	var formattedHosts [][]string
 	for _, ip := range ips {
-		// if parsing completely fails, try to build new URL object
+		if scheme == "" {
+			scheme = "https"
+		}
+		// make an entirely new object since we're expecting just IPs
 		uri := &url.URL{
 			Scheme: scheme,
 			Host:   ip,
 		}
 
-		// check if scheme is set, if not set it with flag or default value ('https' if flag is not set)
-		if uri.Scheme == "" {
-			if scheme != "" {
-				uri.Scheme = scheme
-			} else {
-				// hardcoded assumption
-				uri.Scheme = "https"
-			}
-		}
-
 		// tidy up slashes and update arg with new value
 		uri.Path = strings.TrimSuffix(uri.Path, "/")
 		uri.Path = strings.ReplaceAll(uri.Path, "//", "/")
 
 		// for hosts with unspecified ports, add ports to scan from flag
 		if uri.Port() == "" {
+			if len(ports) == 0 {
+				ports = append(ports, 443)
+			}
 			var tmp []string
 			for _, port := range ports {
-				uri.Host = fmt.Sprintf("%s:%d", ip, port)
+				uri.Host += fmt.Sprintf(":%d", port)
 				tmp = append(tmp, uri.String())
 			}
 			formattedHosts = append(formattedHosts, tmp)