diff --git a/python/openapi/src/com/jetbrains/python/documentation/PythonDocumentationLinkProvider.java b/python/openapi/src/com/jetbrains/python/documentation/PythonDocumentationLinkProvider.java
index 720a8be9b179..dad44a6740ac 100644
--- a/python/openapi/src/com/jetbrains/python/documentation/PythonDocumentationLinkProvider.java
+++ b/python/openapi/src/com/jetbrains/python/documentation/PythonDocumentationLinkProvider.java
@@ -29,5 +29,14 @@ public interface PythonDocumentationLinkProvider {
   @Nullable
   String getExternalDocumentationUrl(PsiElement element, PsiElement originalElement);
 
-  String getExternalDocumentationRoot(Sdk sdk);
+  /**
+   * This method was used to provide the fallback URL in case the one returned by {@link #getExternalDocumentationUrl(PsiElement, PsiElement)}
+   * doesn't exist. This check is not performed any longer to avoid UI sluggishness.
+   *
+   * @deprecated Do your best to provide a valid URL in {@link #getExternalDocumentationUrl(PsiElement, PsiElement)}
+   */
+  @Deprecated
+  default String getExternalDocumentationRoot(Sdk sdk) {
+    return "";
+  }
 }
diff --git a/python/src/com/jetbrains/python/documentation/PythonDocumentationMap.java b/python/src/com/jetbrains/python/documentation/PythonDocumentationMap.java
index a102186fd7d5..2fa9291759a1 100644
--- a/python/src/com/jetbrains/python/documentation/PythonDocumentationMap.java
+++ b/python/src/com/jetbrains/python/documentation/PythonDocumentationMap.java
@@ -148,16 +148,6 @@ public class PythonDocumentationMap implements PersistentStateComponent<PythonDo
     return null;
   }
 
-  @Nullable
-  public String rootUrlFor(QualifiedName moduleQName) {
-    for (Entry entry : myState.myEntries) {
-      if (moduleQName.matchesPrefix(QualifiedName.fromDottedString(entry.myPrefix))) {
-        return rootForPattern(entry.myUrlPattern);
-      }
-    }
-    return null;
-  }
-
   private static String rootForPattern(String urlPattern) {
     int pos = urlPattern.indexOf('{');
     return pos >= 0 ? urlPattern.substring(0, pos) : urlPattern;
diff --git a/python/src/com/jetbrains/python/documentation/PythonDocumentationProvider.java b/python/src/com/jetbrains/python/documentation/PythonDocumentationProvider.java
index 4b3eb172c5cb..e1c62ce172cc 100644
--- a/python/src/com/jetbrains/python/documentation/PythonDocumentationProvider.java
+++ b/python/src/com/jetbrains/python/documentation/PythonDocumentationProvider.java
@@ -21,7 +21,6 @@ import com.intellij.psi.*;
 import com.intellij.psi.tree.IElementType;
 import com.intellij.psi.util.PsiTreeUtil;
 import com.intellij.psi.util.QualifiedName;
-import com.intellij.util.io.HttpRequests;
 import com.jetbrains.python.PyNames;
 import com.jetbrains.python.PyTokenTypes;
 import com.jetbrains.python.PythonDialectsTokenSetProvider;
@@ -46,7 +45,6 @@ import org.jsoup.Jsoup;
 import org.jsoup.nodes.Document;
 import org.jsoup.select.Elements;
 
-import java.io.File;
 import java.io.IOException;
 import java.net.MalformedURLException;
 import java.net.URL;
@@ -535,12 +533,12 @@ public class PythonDocumentationProvider extends AbstractDocumentationProvider i
 
   @Override
   public List<String> getUrlFor(PsiElement element, PsiElement originalElement) {
-    final String url = getUrlFor(element, originalElement, true);
+    final String url = getOnlyUrlFor(element, originalElement);
     return url == null ? null : Collections.singletonList(url);
   }
 
   @Nullable
-  public static String getUrlFor(PsiElement element, PsiElement originalElement, boolean checkExistence) {
+  public static String getOnlyUrlFor(PsiElement element, PsiElement originalElement) {
     PsiFileSystemItem file = element instanceof PsiFileSystemItem ? (PsiFileSystemItem)element : element.getContainingFile();
     if (file == null) return null;
     if (PyNames.INIT_DOT_PY.equals(file.getName())) {
@@ -568,41 +566,17 @@ public class PythonDocumentationProvider extends AbstractDocumentationProvider i
     }
     final String url = map.urlFor(qName, namedElement, pyVersion);
     if (url != null) {
-      if (checkExistence && !pageExists(url)) {
-        return map.rootUrlFor(qName);
-      }
       return url;
     }
     for (PythonDocumentationLinkProvider provider : Extensions.getExtensions(PythonDocumentationLinkProvider.EP_NAME)) {
       final String providerUrl = provider.getExternalDocumentationUrl(element, originalElement);
       if (providerUrl != null) {
-        if (checkExistence && !pageExists(providerUrl)) {
-          return provider.getExternalDocumentationRoot(sdk);
-        }
         return providerUrl;
       }
     }
     return null;
   }
 
-  private static boolean pageExists(@NotNull String url) {
-    if (new File(url).exists()) {
-      return true;
-    }
-    try {
-      HttpRequests.head(url).tryConnect();
-    }
-    catch (HttpRequests.HttpStatusException e) {
-      return false;
-    }
-    catch (IllegalArgumentException e) {
-      return false;
-    }
-    catch (IOException ignored) {
-    }
-    return true;
-  }
-
   @Nullable
   public static String pyVersion(@Nullable String versionString) {
     final String prefix = "Python ";
@@ -683,7 +657,7 @@ public class PythonDocumentationProvider extends AbstractDocumentationProvider i
 
   @Override
   public boolean hasDocumentationFor(PsiElement element, PsiElement originalElement) {
-    return getUrlFor(element, originalElement, false) != null;
+    return getOnlyUrlFor(element, originalElement) != null;
   }
 
   @Override