diff --git a/internal/probe/probe.go b/internal/probe/probe.go
index 057ce9e..5d2175c 100644
--- a/internal/probe/probe.go
+++ b/internal/probe/probe.go
@@ -21,8 +21,6 @@ const probeTimeout = 100 * time.Millisecond
 var log zerolog.Logger
 var db *sql.DB
 var ports []int
-var hasICMP bool
-
 var detectors []func(*probe.Response) string
 
 func Init() {
@@ -35,14 +33,6 @@ func Init() {
 	}
 
 	ports = loadPorts()
-	hasICMP = probe.CanICMP()
-
-	if hasICMP {
-		log.Info().Msg("[probe] ICMP available")
-	} else {
-		log.Info().Msg("[probe] ICMP not available, using port scan only")
-	}
-
 	// HomeKit detector
 	detectors = append(detectors, func(r *probe.Response) string {
 		if r.Probes.MDNS != nil && !r.Probes.MDNS.Paired {
@@ -123,26 +113,10 @@ func runProbe(parent context.Context, ip string) *probe.Response {
 		mu.Unlock()
 	})
 
-	if hasICMP {
-		run(func() {
-			r, _ := probe.Ping(ctx, ip)
-			mu.Lock()
-			resp.Probes.Ping = r
-			mu.Unlock()
-		})
-	}
-
 	wg.Wait()
 
 	// determine reachable
 	resp.Reachable = resp.Probes.Ports != nil && len(resp.Probes.Ports.Open) > 0
-	if !resp.Reachable && resp.Probes.Ping != nil {
-		resp.Reachable = true
-	}
-
-	if resp.Reachable && resp.Probes.Ping != nil {
-		resp.LatencyMs = resp.Probes.Ping.LatencyMs
-	}
 
 	// determine type
 	resp.Type = "standard"
@@ -184,10 +158,11 @@ func loadPorts() []int {
 		return defaultPorts()
 	}
 
+	result = append(result, 51826)
 	log.Info().Int("count", len(result)).Msg("[probe] loaded ports from db")
 	return result
 }
 
 func defaultPorts() []int {
-	return []int{554, 80, 8080, 443, 8554, 5544, 10554, 1935, 81, 88, 8090, 8001, 8081, 7070, 7447, 34567}
+	return []int{554, 80, 8080, 443, 8554, 5544, 10554, 1935, 81, 88, 8090, 8001, 8081, 7070, 7447, 34567, 51826}
 }
diff --git a/pkg/probe/models.go b/pkg/probe/models.go
index 04abfa7..a67e6df 100644
--- a/pkg/probe/models.go
+++ b/pkg/probe/models.go
@@ -3,14 +3,12 @@ package probe
 type Response struct {
 	IP        string  `json:"ip"`
 	Reachable bool    `json:"reachable"`
-	LatencyMs float64 `json:"latency_ms,omitempty"`
-	Type      string  `json:"type"` // "unreachable", "standard", "homekit"
+	Type string `json:"type"` // "unreachable", "standard", "homekit"
 	Error     string  `json:"error,omitempty"`
 	Probes    Probes  `json:"probes"`
 }
 
 type Probes struct {
-	Ping  *PingResult  `json:"ping"`
 	Ports *PortsResult `json:"ports"`
 	DNS   *DNSResult   `json:"dns"`
 	ARP   *ARPResult   `json:"arp"`
@@ -18,10 +16,6 @@ type Probes struct {
 	HTTP  *HTTPResult  `json:"http"`
 }
 
-type PingResult struct {
-	LatencyMs float64 `json:"latency_ms"`
-}
-
 type PortsResult struct {
 	Open []int `json:"open"`
 }
diff --git a/pkg/probe/ping.go b/pkg/probe/ping.go
deleted file mode 100644
index 459067b..0000000
--- a/pkg/probe/ping.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package probe
-
-import (
-	"context"
-	"net"
-	"time"
-)
-
-func CanICMP() bool {
-	conn, err := net.DialTimeout("ip4:icmp", "127.0.0.1", 100*time.Millisecond)
-	if err != nil {
-		return false
-	}
-	conn.Close()
-	return true
-}
-
-func Ping(ctx context.Context, ip string) (*PingResult, error) {
-	deadline, ok := ctx.Deadline()
-	if !ok {
-		deadline = time.Now().Add(100 * time.Millisecond)
-	}
-
-	timeout := time.Until(deadline)
-	if timeout <= 0 {
-		return nil, context.DeadlineExceeded
-	}
-
-	start := time.Now()
-	conn, err := net.DialTimeout("ip4:icmp", ip, timeout)
-	if err != nil {
-		return nil, err
-	}
-	conn.Close()
-
-	return &PingResult{
-		LatencyMs: float64(time.Since(start).Microseconds()) / 1000.0,
-	}, nil
-}