diff --git a/build.gradle b/build.gradle
index 438aae770..6c64103e0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -27,7 +27,7 @@ sourceCompatibility = JavaVersion.VERSION_17
 targetCompatibility = JavaVersion.VERSION_17
 group = 'de.mediathekview'
 archivesBaseName = "MServer"
-version = '3.1.228'
+version = '3.1.229'
 
 def jarName = 'MServer.jar'
 def mainClass = 'mServer.Main'
diff --git a/src/main/java/mServer/Main.java b/src/main/java/mServer/Main.java
index f5cf3c242..82e6920c6 100644
--- a/src/main/java/mServer/Main.java
+++ b/src/main/java/mServer/Main.java
@@ -29,6 +29,9 @@
 import mServer.tool.MserverDatumZeit;
 import mServer.tool.MserverLog;
 
+import java.time.LocalDateTime;
+import java.time.temporal.ChronoUnit;
+
 public class Main {
 
     public Main() {
@@ -88,11 +91,15 @@ public static void main(String[] args) {
     }
 
     private static void runServer(String[] ar) throws InterruptedException {
+        LocalDateTime beforeRun = LocalDateTime.now().truncatedTo(ChronoUnit.DAYS);
         while (new MServer(ar).starten()) {
-            long timeToSleep = (MserverDatumZeit.getSecondsUntilNextDay() + 120) * 1000; // 0:02
-            MserverLog.systemMeldung("Schlafenlegen bis zum nächsten Tag (" + timeToSleep + "ms)");
-            Thread.sleep(timeToSleep);
-            MserverLog.systemMeldung("Neustart der Suche");
+            if (!LocalDateTime.now().truncatedTo(ChronoUnit.DAYS).isAfter(beforeRun)) { // do not sleep if day changed
+                long timeToSleep = (MserverDatumZeit.getSecondsUntilNextDay() + 120) * 1000; // 0:02
+                MserverLog.systemMeldung("Schlafenlegen bis zum nächsten Tag (" + timeToSleep + "ms)");
+                Thread.sleep(timeToSleep);
+                MserverLog.systemMeldung("Neustart der Suche");
+            }
+            beforeRun = LocalDateTime.now().truncatedTo(ChronoUnit.DAYS);
         }
     }
 
diff --git a/src/main/java/mServer/crawler/sender/ard/json/ArdTopicsLetterDeserializer.java b/src/main/java/mServer/crawler/sender/ard/json/ArdTopicsLetterDeserializer.java
index 161f66cbf..12870c8cc 100644
--- a/src/main/java/mServer/crawler/sender/ard/json/ArdTopicsLetterDeserializer.java
+++ b/src/main/java/mServer/crawler/sender/ard/json/ArdTopicsLetterDeserializer.java
@@ -10,6 +10,7 @@
 import mServer.crawler.sender.base.JsonUtils;
 
 import java.lang.reflect.Type;
+import java.util.Arrays;
 import java.util.HashSet;
 import java.util.Optional;
 import java.util.Set;
@@ -23,9 +24,13 @@ public class ArdTopicsLetterDeserializer implements JsonDeserializer<PaginationU
   private static final String ELEMENT_TOTAL_ELEMENTS = "totalElements";
   private static final String ELEMENT_PAGE_SIZE = "pageSize";
   private static final String ELEMENT_PAGINATION = "pagination";
+  private static final String ELEMENT_PUBLICATION_SERVICE = "publicationService";
+  private static final String ATTRIBUTE_NAME = "name";
 
   private static final String ATTRIBUTE_ID = "id";
 
+  private static final String[] IGNORED_SENDER = new String[] {"zdf", "kika", "3sat", "arte"};
+
   @Override
   public PaginationUrlDto deserialize(
           final JsonElement jsonElement, final Type type, final JsonDeserializationContext context) {
@@ -79,13 +84,31 @@ private Set<CrawlerUrlDTO> parseTeaser(final JsonObject teaserObject) {
       id = JsonUtils.getAttributeAsString(teaserObject, ATTRIBUTE_ID);
     }
 
-    id.ifPresent(
-            nonNullId ->
-                    results.add(
-                            new CrawlerUrlDTO(
-                                    String.format(
-                                            ArdConstants.TOPIC_URL, nonNullId, ArdConstants.TOPIC_PAGE_SIZE))));
+    if (isRelevant(teaserObject)) {
+      id.ifPresent(
+              nonNullId ->
+                      results.add(
+                              new CrawlerUrlDTO(
+                                      String.format(
+                                              ArdConstants.TOPIC_URL, nonNullId, ArdConstants.TOPIC_PAGE_SIZE))));
+    }
 
     return results;
   }
+
+  private boolean isRelevant(final JsonObject teaserObject) {
+    if (teaserObject.has(ELEMENT_PUBLICATION_SERVICE)) {
+      final JsonObject publicationService =
+              teaserObject.get(ELEMENT_PUBLICATION_SERVICE).getAsJsonObject();
+      final Optional<String> attributeAsString =
+              JsonUtils.getAttributeAsString(publicationService, ATTRIBUTE_NAME);
+      if (attributeAsString.isPresent()) {
+
+        return !Arrays.stream(IGNORED_SENDER)
+                .anyMatch(sender -> sender.equalsIgnoreCase(attributeAsString.get()));
+      }
+    }
+
+    return true;
+  }
 }
diff --git a/src/main/java/mServer/crawler/sender/zdf/AbstractZdfCrawler.java b/src/main/java/mServer/crawler/sender/zdf/AbstractZdfCrawler.java
index b73a5be97..96137476e 100644
--- a/src/main/java/mServer/crawler/sender/zdf/AbstractZdfCrawler.java
+++ b/src/main/java/mServer/crawler/sender/zdf/AbstractZdfCrawler.java
@@ -97,7 +97,7 @@ protected Collection<CrawlerUrlDTO> getExtraDaysEntries()
 
   private ConcurrentLinkedQueue<CrawlerUrlDTO> getDayUrls() {
 
-    int daysPast = CrawlerTool.loadLongMax() ? 60 : 20;
+    int daysPast = CrawlerTool.loadLongMax() ? 30 : 20;
     int daysFuture = CrawlerTool.loadLongMax() ? 30 : 10;
 
     final ConcurrentLinkedQueue<CrawlerUrlDTO> urls = new ConcurrentLinkedQueue<>();
diff --git a/src/main/java/mServer/crawler/sender/zdf/parser/ZdfTopicsPageHtmlDeserializer.java b/src/main/java/mServer/crawler/sender/zdf/parser/ZdfTopicsPageHtmlDeserializer.java
index 3bc36186a..a44e0bb36 100644
--- a/src/main/java/mServer/crawler/sender/zdf/parser/ZdfTopicsPageHtmlDeserializer.java
+++ b/src/main/java/mServer/crawler/sender/zdf/parser/ZdfTopicsPageHtmlDeserializer.java
@@ -4,6 +4,7 @@
 import mServer.crawler.sender.base.UrlUtils;
 import mServer.crawler.sender.zdf.ZdfConstants;
 import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
 
 import java.util.HashSet;
@@ -11,20 +12,33 @@
 
 public class ZdfTopicsPageHtmlDeserializer {
 
-  private static final String LINK_SELECTOR = "article h3 a";
+  private static final String ARTICLE_SELECTOR = "article";
+  private static final String LINK_SELECTOR = "h3 a";
+  private static final String TEASER_SELECTOR = "dd.teaser-info span";
   private static final String ATTRIBUTE_HREF = "href";
 
   public Set<CrawlerUrlDTO> deserialize(final Document document) {
     final Set<CrawlerUrlDTO> results = new HashSet<>();
 
-    Elements filmUrls = document.select(LINK_SELECTOR);
+    Elements filmUrls = document.select(ARTICLE_SELECTOR);
     filmUrls.forEach(
-            filmUrlElement -> {
-              String url = filmUrlElement.attr(ATTRIBUTE_HREF);
-              url = UrlUtils.addDomainIfMissing(url, ZdfConstants.URL_BASE);
-              results.add(new CrawlerUrlDTO(url));
+            articleElement -> {
+              final Element filmUrlElement = articleElement.selectFirst(LINK_SELECTOR);
+              final Element teaserElement = articleElement.selectFirst(TEASER_SELECTOR);
+              if (filmUrlElement != null && isRelevant(teaserElement)) {
+                String url = filmUrlElement.attr(ATTRIBUTE_HREF);
+                url = UrlUtils.addDomainIfMissing(url, ZdfConstants.URL_BASE);
+                results.add(new CrawlerUrlDTO(url));
+              }
             });
 
     return results;
   }
+
+  private boolean isRelevant(Element teaserElement) {
+    if (teaserElement == null) {
+      return true;
+    }
+    return !("ARD".equalsIgnoreCase(teaserElement.text()));
+  }
 }