diff --git a/go.mod b/go.mod
index ae39f75..2329787 100644
--- a/go.mod
+++ b/go.mod
@@ -11,9 +11,9 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/tjfoc/gmsm v1.3.0 // indirect
 	github.com/xtaci/kcp-go/v5 v5.5.12
-	golang.org/x/crypto v0.0.0-20200427165652-729f1e841bcc
-	golang.org/x/net v0.0.0-20200425230154-ff2c4b7c35a0 // indirect
-	golang.org/x/sys v0.0.0-20200428200454-593003d681fa // indirect
+	golang.org/x/crypto v0.0.0-20200429183012-4b2356b1ed79
+	golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5 // indirect
+	golang.org/x/sys v0.0.0-20200501052902-10377860bb8e // indirect
 )
 
 // Replace dependency modules with local developing copy
diff --git a/go.sum b/go.sum
index a8c83ea..606d2c1 100644
--- a/go.sum
+++ b/go.sum
@@ -60,13 +60,13 @@ golang.org/x/crypto v0.0.0-20191010185427-af544f31c8ac/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20191219195013-becbf705a915/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20200427165652-729f1e841bcc h1:ZGI/fILM2+ueot/UixBSoj9188jCAxVHEZEGhqq67I4=
-golang.org/x/crypto v0.0.0-20200427165652-729f1e841bcc/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20200429183012-4b2356b1ed79 h1:IaQbIIB2X/Mp/DKctl6ROxz1KyMlKp4uyvL6+kQ7C88=
+golang.org/x/crypto v0.0.0-20200429183012-4b2356b1ed79/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20191014212845-da9a3fd4c582/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20200425230154-ff2c4b7c35a0 h1:Jcxah/M+oLZ/R4/z5RzfPzGbPXnVDPkEDtf2JnuxN+U=
-golang.org/x/net v0.0.0-20200425230154-ff2c4b7c35a0/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
+golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5 h1:WQ8q63x+f/zpC8Ac1s9wLElVoHhm32p6tudrU72n1QA=
+golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190902133755-9109b7679e13/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -75,8 +75,8 @@ golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191020212454-3e7259c5e7c2/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200428200454-593003d681fa h1:yMbJOvnfYkO1dSAviTu/ZguZWLBTXx4xE3LYrxUCCiA=
-golang.org/x/sys v0.0.0-20200428200454-593003d681fa/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200501052902-10377860bb8e h1:hq86ru83GdWTlfQFZGO4nZJTU4Bs2wfHl8oFHRaXsfc=
+golang.org/x/sys v0.0.0-20200501052902-10377860bb8e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
diff --git a/proxy/http/server.go b/proxy/http/server.go
index efb1441..1a9f2e1 100644
--- a/proxy/http/server.go
+++ b/proxy/http/server.go
@@ -108,6 +108,7 @@ func (s *HTTP) servHTTPS(r *request, c net.Conn) {
 			return // ignore i/o timeout
 		}
 		log.F("[http] relay error: %v", err)
+		s.proxy.Record(dialer, false)
 	}
 }
 
diff --git a/proxy/socks5/socks5.go b/proxy/socks5/socks5.go
index dbc0641..8a3ec9d 100644
--- a/proxy/socks5/socks5.go
+++ b/proxy/socks5/socks5.go
@@ -147,6 +147,7 @@ func (s *Socks5) Serve(c net.Conn) {
 			return // ignore i/o timeout
 		}
 		log.F("[socks5] relay error: %v", err)
+		s.proxy.Record(dialer, false)
 	}
 }
 
diff --git a/proxy/ss/ss.go b/proxy/ss/ss.go
index 14fbeff..9fbd83e 100644
--- a/proxy/ss/ss.go
+++ b/proxy/ss/ss.go
@@ -166,8 +166,8 @@ func (s *SS) Serve(c net.Conn) {
 			return // ignore i/o timeout
 		}
 		log.F("[ss] relay error: %v", err)
+		s.proxy.Record(dialer, false)
 	}
-
 }
 
 // ListenAndServeUDP serves udp ss requests.
diff --git a/proxy/tcptun/tcptun.go b/proxy/tcptun/tcptun.go
index 413fb4a..3c87a64 100644
--- a/proxy/tcptun/tcptun.go
+++ b/proxy/tcptun/tcptun.go
@@ -83,6 +83,7 @@ func (s *TCPTun) Serve(c net.Conn) {
 	rc, dialer, err := s.proxy.Dial("tcp", s.raddr)
 	if err != nil {
 		log.F("[tcptun] %s <-> %s via %s, error in dial: %v", c.RemoteAddr(), s.addr, dialer.Addr(), err)
+		s.proxy.Record(dialer, false)
 		return
 	}
 	defer rc.Close()
@@ -95,5 +96,6 @@ func (s *TCPTun) Serve(c net.Conn) {
 			return // ignore i/o timeout
 		}
 		log.F("relay error: %v", err)
+		s.proxy.Record(dialer, false)
 	}
 }
diff --git a/rule/rule.go b/rule/rule.go
index c5f011e..dfe9eea 100644
--- a/rule/rule.go
+++ b/rule/rule.go
@@ -20,7 +20,7 @@ type Proxy struct {
 	cidrMap   sync.Map
 }
 
-// NewProxy returns a new rule proxy
+// NewProxy returns a new rule proxy.
 func NewProxy(rules []*Config, proxy *strategy.Proxy) *Proxy {
 	rd := &Proxy{proxy: proxy}
 
@@ -46,17 +46,17 @@ func NewProxy(rules []*Config, proxy *strategy.Proxy) *Proxy {
 	return rd
 }
 
-// Dial dials to targer addr and return a conn
+// Dial dials to targer addr and return a conn.
 func (p *Proxy) Dial(network, addr string) (net.Conn, proxy.Dialer, error) {
 	return p.nextProxy(addr).Dial(network, addr)
 }
 
-// DialUDP connects to the given address via the proxy
+// DialUDP connects to the given address via the proxy.
 func (p *Proxy) DialUDP(network, addr string) (pc net.PacketConn, writeTo net.Addr, err error) {
 	return p.nextProxy(addr).DialUDP(network, addr)
 }
 
-// nextProxy return next proxy according to rule
+// nextProxy return next proxy according to rule.
 func (p *Proxy) nextProxy(dstAddr string) *strategy.Proxy {
 	host, _, err := net.SplitHostPort(dstAddr)
 	if err != nil {
@@ -104,17 +104,17 @@ func (p *Proxy) nextProxy(dstAddr string) *strategy.Proxy {
 	return p.proxy
 }
 
-// NextDialer return next dialer according to rule
+// NextDialer return next dialer according to rule.
 func (p *Proxy) NextDialer(dstAddr string) proxy.Dialer {
 	return p.nextProxy(dstAddr).NextDialer(dstAddr)
 }
 
 // Record records result while using the dialer from proxy.
 func (p *Proxy) Record(dialer proxy.Dialer, success bool) {
-	p.proxy.Record(dialer, success)
+	strategy.OnRecord(dialer, success)
 }
 
-// AddDomainIP used to update ipMap rules according to domainMap rule
+// AddDomainIP used to update ipMap rules according to domainMap rule.
 func (p *Proxy) AddDomainIP(domain, ip string) error {
 	if ip != "" {
 		domainParts := strings.Split(domain, ".")
diff --git a/strategy/forward.go b/strategy/forward.go
index 7f5315a..c70f524 100644
--- a/strategy/forward.go
+++ b/strategy/forward.go
@@ -115,6 +115,7 @@ func (f *Forwarder) Failures() uint32 {
 func (f *Forwarder) IncFailures() {
 	failures := atomic.AddUint32(&f.failures, 1)
 	log.F("[forwarder] %s recorded %d failures", f.addr, failures)
+
 	if failures >= f.MaxFailures() && f.Enabled() {
 		log.F("[forwarder] %s reaches maxfailures.", f.addr)
 		f.Disable()
diff --git a/strategy/strategy.go b/strategy/strategy.go
index b51a7e1..4715138 100644
--- a/strategy/strategy.go
+++ b/strategy/strategy.go
@@ -65,7 +65,7 @@ func NewProxy(s []string, c *Config) *Proxy {
 	return newProxy(fwdrs, c)
 }
 
-// newProxy returns a new rrProxy
+// newProxy returns a new Proxy.
 func newProxy(fwdrs []*Forwarder, c *Config) *Proxy {
 	p := &Proxy{fwdrs: fwdrs, config: c}
 	sort.Sort(p.fwdrs)
@@ -127,12 +127,16 @@ func (p *Proxy) NextDialer(dstAddr string) proxy.Dialer {
 
 // Record records result while using the dialer from proxy.
 func (p *Proxy) Record(dialer proxy.Dialer, success bool) {
-	if success {
-		return
-	}
-	forwarder, ok := dialer.(*Forwarder)
-	if ok {
-		forwarder.IncFailures()
+	OnRecord(dialer, success)
+}
+
+func OnRecord(dialer proxy.Dialer, success bool) {
+	if fwdr, ok := dialer.(*Forwarder); ok {
+		if success {
+			fwdr.Enable()
+		} else {
+			fwdr.IncFailures()
+		}
 	}
 }