diff --git a/pom.xml b/pom.xml
index 40070e6..8a2f614 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,6 +59,17 @@
             <artifactId>feign-core</artifactId>
             <version>${feign.core.version}</version>
         </dependency>
+        <dependency>
+            <groupId>io.github.openfeign</groupId>
+            <artifactId>feign-slf4j</artifactId>
+            <version>${feign.core.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-api</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
diff --git a/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java b/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java
index adcb1fe..f7cd758 100644
--- a/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java
+++ b/src/main/java/com/serliunx/ddns/core/instance/AbstractInstance.java
@@ -84,6 +84,10 @@ public abstract class AbstractInstance implements Instance {
                     return;
                 }
             }
+            if (ipAddress == null) {
+                log.error("IP地址获取失败, 无法继续更新记录!");
+                return;
+            }
             log.debug("正在尝试将记录旧IP: {} 更新为: {}", value, ipAddress);
             value = ipAddress;
             run0();
diff --git a/src/main/java/com/serliunx/ddns/support/SystemInitializer.java b/src/main/java/com/serliunx/ddns/support/SystemInitializer.java
index 600922a..dab73b2 100644
--- a/src/main/java/com/serliunx/ddns/support/SystemInitializer.java
+++ b/src/main/java/com/serliunx/ddns/support/SystemInitializer.java
@@ -11,7 +11,6 @@ import com.serliunx.ddns.support.feign.client.entity.IPAddressResponse;
 import com.serliunx.ddns.thread.TaskThreadFactory;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.slf4j.MDC;
 
 import java.io.File;
 import java.io.InputStream;
@@ -19,11 +18,9 @@ import java.io.OutputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
-import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
-import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.ScheduledThreadPoolExecutor;
 import java.util.concurrent.TimeUnit;
@@ -75,9 +72,6 @@ public final class SystemInitializer implements Refreshable, Clearable {
         // 初始化线程池
         initThreadPool(coreSize);
 
-        // 尝试链接dashboard
-        registerToDashboard();
-
         // 加载实例(不同的容器加载时机不同)
         loadInstances();
 
@@ -177,14 +171,6 @@ public final class SystemInitializer implements Refreshable, Clearable {
         }, "DDNS-ShutDownHook"));
     }
 
-    private void registerToDashboard() {
-        CompletableFuture.runAsync(() -> {
-
-        }, scheduledThreadPoolExecutor).whenComplete((r, t) -> {
-
-        });
-    }
-
     private void checkAndCloseSafely() {
         if (scheduledThreadPoolExecutor == null)
             return;
diff --git a/src/main/java/com/serliunx/ddns/support/feign/client/IPAddressClient.java b/src/main/java/com/serliunx/ddns/support/feign/client/IPAddressClient.java
index e32a96c..11a3dad 100644
--- a/src/main/java/com/serliunx/ddns/support/feign/client/IPAddressClient.java
+++ b/src/main/java/com/serliunx/ddns/support/feign/client/IPAddressClient.java
@@ -4,10 +4,10 @@ import com.serliunx.ddns.support.feign.JacksonDecoder;
 import com.serliunx.ddns.support.feign.JacksonEncoder;
 import com.serliunx.ddns.support.feign.client.entity.IPAddressResponse;
 import feign.Feign;
-import feign.Request;
+import feign.Logger;
 import feign.RequestLine;
-
-import java.util.concurrent.TimeUnit;
+import feign.Retryer;
+import feign.slf4j.Slf4jLogger;
 
 /**
  * 本机外网IP地址获取
@@ -30,11 +30,11 @@ public interface IPAddressClient {
 
     static IPAddressClient getInstance() {
         return Feign.builder()
+                .logger(new Slf4jLogger())
+                .logLevel(Logger.Level.BASIC)
+                .retryer(Retryer.NEVER_RETRY)
                 .encoder(JacksonEncoder.getInstance())
                 .decoder(JacksonDecoder.getInstance())
-                .options(new Request.Options(10,
-                        TimeUnit.SECONDS, 10,
-                        TimeUnit.SECONDS, true))
                 .target(IPAddressClient.class, url);
     }
 }
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
index 2210ac7..754650b 100644
--- a/src/main/resources/logback.xml
+++ b/src/main/resources/logback.xml
@@ -11,6 +11,7 @@
     </appender>
 
     <logger name="com.serliunx.ddns" level="DEBUG"/>
+    <logger name="feign" level="DEBUG"/>
 
     <root level="INFO">
         <appender-ref ref="STDOUT" />