diff --git a/component/sniffer/dispatcher.go b/component/sniffer/dispatcher.go
index cfcc58fb..cca8f719 100644
--- a/component/sniffer/dispatcher.go
+++ b/component/sniffer/dispatcher.go
@@ -12,7 +12,6 @@ import (
 
 	CN "github.com/Dreamacro/clash/common/net"
 	"github.com/Dreamacro/clash/common/utils"
-	"github.com/Dreamacro/clash/component/resolver"
 	C "github.com/Dreamacro/clash/constant"
 	"github.com/Dreamacro/clash/log"
 )
@@ -84,8 +83,7 @@ func (sd *SnifferDispatcher) replaceDomain(metadata *C.Metadata, host string) {
 
 	metadata.AddrType = C.AtypDomainName
 	metadata.Host = host
-	metadata.DNSMode = C.DNSMapping
-	resolver.InsertHostByIP(metadata.DstIP, host)
+	metadata.DNSMode = C.DNSNormal
 }
 
 func (sd *SnifferDispatcher) Enable() bool {
diff --git a/config/config.go b/config/config.go
index 882a2de8..bef6efa1 100644
--- a/config/config.go
+++ b/config/config.go
@@ -977,7 +977,8 @@ func parseSniffer(snifferRaw RawSniffer) (*Sniffer, error) {
 
 	var ports []utils.Range[uint16]
 	if len(snifferRaw.Ports) == 0 {
-		ports = append(ports, *utils.NewRange[uint16](0, 65535))
+		ports = append(ports, *utils.NewRange[uint16](80, 80))
+		ports = append(ports, *utils.NewRange[uint16](443, 443))
 	} else {
 		for _, portRange := range snifferRaw.Ports {
 			portRaws := strings.Split(portRange, "-")