diff --git a/common/customports/customport.go b/common/customports/customport.go
index 8a67186..7728b78 100644
--- a/common/customports/customport.go
+++ b/common/customports/customport.go
@@ -5,6 +5,7 @@ import (
 	"strings"
 
 	"github.com/projectdiscovery/gologger"
+	"github.com/projectdiscovery/sliceutil"
 
 	"github.com/projectdiscovery/httpx/common/httpx"
 )
@@ -31,7 +32,7 @@ func (c *CustomPorts) String() string {
 func (c *CustomPorts) Set(value string) error {
 	// ports can be like nmap -p [https|http:]start-end,[https|http:]port1,[https|http:]port2,[https|http:]port3
 	// splits on comma
-	potentialPorts := strings.Split(value, ",")
+	potentialPorts := sliceutil.Dedupe(strings.Split(value, ","))
 
 	// check if port is a single integer value or needs to be expanded further
 	for _, potentialPort := range potentialPorts {
@@ -43,12 +44,20 @@ func (c *CustomPorts) Set(value string) error {
 		} else if strings.HasPrefix(potentialPort, httpx.HTTPS+":") {
 			potentialPort = strings.TrimPrefix(potentialPort, httpx.HTTPS+":")
 			protocol = httpx.HTTPS
+		} else if strings.HasPrefix(potentialPort, httpx.HTTPandHTTPS+":") {
+			potentialPort = strings.TrimPrefix(potentialPort, httpx.HTTPandHTTPS+":")
+			protocol = httpx.HTTPandHTTPS
 		}
 
 		potentialRange := strings.Split(potentialPort, "-")
 		// it's a single port?
 		if len(potentialRange) < portRangeParts {
 			if p, err := strconv.Atoi(potentialPort); err == nil {
+				if existingProtocol, ok := Ports[p]; ok {
+					if existingProtocol == httpx.HTTP && protocol == httpx.HTTPS || existingProtocol == httpx.HTTPS && protocol == httpx.HTTP {
+						protocol = httpx.HTTPandHTTPS
+					}
+				}
 				Ports[p] = protocol
 			} else {
 				gologger.Warning().Msgf("Could not cast port to integer, your value: %s, resulting error %s. Skipping it\n",
@@ -79,6 +88,11 @@ func (c *CustomPorts) Set(value string) error {
 			}
 
 			for i := lowP; i <= highP; i++ {
+				if existingProtocol, ok := Ports[i]; ok {
+					if existingProtocol == httpx.HTTP && protocol == httpx.HTTPS || existingProtocol == httpx.HTTPS && protocol == httpx.HTTP {
+						protocol = httpx.HTTPandHTTPS
+					}
+				}
 				Ports[i] = protocol
 			}
 		}
diff --git a/common/httpx/http2.go b/common/httpx/http2.go
index 83f827c..a1f0bb3 100644
--- a/common/httpx/http2.go
+++ b/common/httpx/http2.go
@@ -16,8 +16,10 @@ const (
 	HTTP = "http"
 	// HTTPS defines the secure http scheme
 	HTTPS = "https"
-	// HTTPorHTTPS defines the both http and https scheme
+	// HTTPorHTTPS defines both http and https scheme in mutual exclusion
 	HTTPorHTTPS = "http|https"
+	// HTTPandHTTPS defines both http and https scheme
+	HTTPandHTTPS = "http&https"
 )
 
 // SupportHTTP2 checks if the target host supports HTTP2
diff --git a/go.mod b/go.mod
index cfb893c..62a745b 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.14
 
 require (
 	github.com/akrylysov/pogreb v0.10.1 // indirect
-	github.com/bluele/gcache v0.0.2 // indirect
+	github.com/bluele/gcache v0.0.2
 	github.com/corpix/uarand v0.1.1
 	github.com/dgraph-io/ristretto v0.1.0 // indirect
 	github.com/golang/glog v0.0.0-20210429001901-424d2337a529 // indirect
@@ -28,6 +28,7 @@ require (
 	github.com/projectdiscovery/rawhttp v0.0.8-0.20210814181734-56cca67b6e7e
 	github.com/projectdiscovery/retryabledns v1.0.12 // indirect
 	github.com/projectdiscovery/retryablehttp-go v1.0.2-0.20210526144436-e15804ddc7dc
+	github.com/projectdiscovery/sliceutil v0.0.0-20210804143453-61f3e7fd43ea
 	github.com/projectdiscovery/stringsutil v0.0.0-20210617141317-00728870f68d
 	github.com/projectdiscovery/urlutil v0.0.0-20210805190935-3d83726391c1
 	github.com/projectdiscovery/wappalyzergo v0.0.10
diff --git a/go.sum b/go.sum
index 21554c9..82f509b 100644
--- a/go.sum
+++ b/go.sum
@@ -153,8 +153,6 @@ github.com/projectdiscovery/hmap v0.0.1/go.mod h1:VDEfgzkKQdq7iGTKz8Ooul0NuYHQ8q
 github.com/projectdiscovery/hmap v0.0.2-0.20210616215655-7b78e7f33d1f/go.mod h1:FH+MS/WNKTXJQtdRn+/Zg5WlKCiMN0Z1QUedUIuM5n8=
 github.com/projectdiscovery/hmap v0.0.2-0.20210630092648-6c0a1b362caa h1:KeN6/bZOVxtS4XkgzRvYxpXWZSZt+AoGP5Myyr3/Duk=
 github.com/projectdiscovery/hmap v0.0.2-0.20210630092648-6c0a1b362caa/go.mod h1:FH+MS/WNKTXJQtdRn+/Zg5WlKCiMN0Z1QUedUIuM5n8=
-github.com/projectdiscovery/httputil v0.0.0-20210508183653-2e37c34b438d h1:IdBTOSGaPrZ8+FK0uYMQIva9dYIR5F55PLFWYtBBKc0=
-github.com/projectdiscovery/httputil v0.0.0-20210508183653-2e37c34b438d/go.mod h1:Vm2DY4NwUV5yA6TNzJOOjTYGjTcVfuEN8m9Y5dAksLQ=
 github.com/projectdiscovery/httputil v0.0.0-20210816170244-86fd46bc09f5 h1:GzruqQhb+sj1rEuHRFLhWX8gH/tJ+sj1udRjOy9VCJo=
 github.com/projectdiscovery/httputil v0.0.0-20210816170244-86fd46bc09f5/go.mod h1:BueJPSPWAX11IFS6bdAqTkekiIz5Fgco5LVc1kqO9L4=
 github.com/projectdiscovery/ipranger v0.0.2/go.mod h1:kcAIk/lo5rW+IzUrFkeYyXnFJ+dKwYooEOHGVPP/RWE=
@@ -178,6 +176,8 @@ github.com/projectdiscovery/retryabledns v1.0.12/go.mod h1:4sMC8HZyF01HXukRleSQY
 github.com/projectdiscovery/retryablehttp-go v1.0.1/go.mod h1:SrN6iLZilNG1X4neq1D+SBxoqfAF4nyzvmevkTkWsek=
 github.com/projectdiscovery/retryablehttp-go v1.0.2-0.20210526144436-e15804ddc7dc h1:769c7sQOl9BP8dhE8uv0mQX9WmcXo6Jzv//Nm+qAf50=
 github.com/projectdiscovery/retryablehttp-go v1.0.2-0.20210526144436-e15804ddc7dc/go.mod h1:dx//aY9V247qHdsRf0vdWHTBZuBQ2vm6Dq5dagxrDYI=
+github.com/projectdiscovery/sliceutil v0.0.0-20210804143453-61f3e7fd43ea h1:S+DC2tmKG93Om42cnTqrBfIv699pwSIhafqZvip+RIA=
+github.com/projectdiscovery/sliceutil v0.0.0-20210804143453-61f3e7fd43ea/go.mod h1:QHXvznfPfA5f0AZUIBkbLapoUJJlsIDgUlkKva6dOr4=
 github.com/projectdiscovery/stringsutil v0.0.0-20210524051937-51dabe3b72c0/go.mod h1:TVSdZC0rRQeMIbsNSiGPhbmhyRtxqqtAGA9JiiNp2r4=
 github.com/projectdiscovery/stringsutil v0.0.0-20210617141317-00728870f68d h1:nlOAex7twmrEqD5i6WLnugF9uO3DQ6jDEKN9gevrTAk=
 github.com/projectdiscovery/stringsutil v0.0.0-20210617141317-00728870f68d/go.mod h1:TVSdZC0rRQeMIbsNSiGPhbmhyRtxqqtAGA9JiiNp2r4=
diff --git a/runner/runner.go b/runner/runner.go
index 06bfd61..e6eb804 100644
--- a/runner/runner.go
+++ b/runner/runner.go
@@ -520,7 +520,7 @@ func (r *Runner) RunEnumeration() {
 
 func (r *Runner) process(t string, wg *sizedwaitgroup.SizedWaitGroup, hp *httpx.HTTPX, protocol string, scanopts *scanOptions, output chan Result) {
 	protocols := []string{protocol}
-	if scanopts.NoFallback {
+	if scanopts.NoFallback || protocol == httpx.HTTPandHTTPS {
 		protocols = []string{httpx.HTTPS, httpx.HTTP}
 	}
 
@@ -554,24 +554,30 @@ func (r *Runner) process(t string, wg *sizedwaitgroup.SizedWaitGroup, hp *httpx.
 			}
 		}
 
-		for port, wantedProtocol := range customport.Ports {
-			for _, method := range scanopts.Methods {
-				wg.Add()
-				go func(port int, method, protocol string) {
-					defer wg.Done()
-					h, _ := urlutil.ChangePort(target, fmt.Sprint(port))
-					result := r.analyze(hp, protocol, h, method, t, scanopts)
-					output <- result
-					if scanopts.TLSProbe && result.TLSData != nil {
-						scanopts.TLSProbe = false
-						for _, tt := range result.TLSData.DNSNames {
-							r.process(tt, wg, hp, protocol, scanopts, output)
+		for port, wantedProtocolForPort := range customport.Ports {
+			wantedProtocols := []string{wantedProtocolForPort}
+			if wantedProtocolForPort == httpx.HTTPandHTTPS {
+				wantedProtocols = []string{httpx.HTTPS, httpx.HTTP}
+			}
+			for _, wantedProtocol := range wantedProtocols {
+				for _, method := range scanopts.Methods {
+					wg.Add()
+					go func(port int, method, protocol string) {
+						defer wg.Done()
+						h, _ := urlutil.ChangePort(target, fmt.Sprint(port))
+						result := r.analyze(hp, protocol, h, method, t, scanopts)
+						output <- result
+						if scanopts.TLSProbe && result.TLSData != nil {
+							scanopts.TLSProbe = false
+							for _, tt := range result.TLSData.DNSNames {
+								r.process(tt, wg, hp, protocol, scanopts, output)
+							}
+							for _, tt := range result.TLSData.CommonName {
+								r.process(tt, wg, hp, protocol, scanopts, output)
+							}
 						}
-						for _, tt := range result.TLSData.CommonName {
-							r.process(tt, wg, hp, protocol, scanopts, output)
-						}
-					}
-				}(port, method, wantedProtocol)
+					}(port, method, wantedProtocol)
+				}
 			}
 		}
 		if r.options.ShowStatistics {
@@ -611,7 +617,7 @@ func targets(target string) chan string {
 
 func (r *Runner) analyze(hp *httpx.HTTPX, protocol, domain, method, origInput string, scanopts *scanOptions) Result {
 	origProtocol := protocol
-	if protocol == httpx.HTTPorHTTPS {
+	if protocol == httpx.HTTPorHTTPS || protocol == httpx.HTTPandHTTPS {
 		protocol = httpx.HTTPS
 	}
 	retried := false