diff --git a/common/parsers/parse_test.go b/common/parsers/parse_test.go
index 4a44d7b..7bcb66c 100644
--- a/common/parsers/parse_test.go
+++ b/common/parsers/parse_test.go
@@ -444,6 +444,16 @@ func TestParseIP_SingleIP(t *testing.T) {
 			"example.com",
 			[]string{"example.com"},
 		},
+		{
+			"带横杠的域名",
+			"111-555.sss.com",
+			[]string{"111-555.sss.com"},
+		},
+		{
+			"多段横杠域名",
+			"my-test-server.example.com",
+			[]string{"my-test-server.example.com"},
+		},
 	}
 
 	for _, tt := range tests {
diff --git a/common/parsers/parsers.go b/common/parsers/parsers.go
index 537144b..eecb1cf 100644
--- a/common/parsers/parsers.go
+++ b/common/parsers/parsers.go
@@ -112,7 +112,7 @@ func parseHostString(host string) ([]string, error) {
 				return nil, fmt.Errorf("CIDR解析失败 %s: %w", h, err)
 			}
 			hosts = append(hosts, cidrHosts...)
-		case strings.Contains(h, "-") && !strings.Contains(h, ":"):
+		case strings.Contains(h, "-") && !strings.Contains(h, ":") && looksLikeIPRange(h):
 			rangeHosts, err := parseIPRangeString(h, SimpleMaxHosts)
 			if err != nil {
 				return nil, fmt.Errorf("IP范围解析失败 %s: %w", h, err)
@@ -316,6 +316,19 @@ func parseIPCIDR(cidr string, maxTargets int) ([]string, error) {
 	return ips, nil
 }
 
+// looksLikeIPRange 检查字符串是否像IP范围格式
+// 如 192.168.1.1-100 或 192.168.1.1-192.168.1.100
+// 而不是像 111-555.sss.com 这种域名
+func looksLikeIPRange(s string) bool {
+	idx := strings.Index(s, "-")
+	if idx == -1 {
+		return false
+	}
+	// 检查 - 前面的部分是否是有效IP
+	startPart := s[:idx]
+	return net.ParseIP(startPart) != nil
+}
+
 // parseIPRangeString 解析IP范围字符串
 func parseIPRangeString(rangeStr string, maxTargets int) ([]string, error) {
 	parts := strings.Split(rangeStr, "-")