diff --git a/src/providers/ldap/sdap_online_check.c b/src/providers/ldap/sdap_online_check.c
index 9c104e54c8b..eaadda9c0ba 100644
--- a/src/providers/ldap/sdap_online_check.c
+++ b/src/providers/ldap/sdap_online_check.c
@@ -169,9 +169,11 @@ static errno_t sdap_online_check_recv(struct tevent_req *req)
 
 struct sdap_online_check_handler_state {
     struct dp_reply_std reply;
+    struct sdap_id_ctx *id_ctx;
 };
 
 static void sdap_online_check_handler_done(struct tevent_req *subreq);
+static void sdap_online_check_subdomains_done(struct tevent_req *subreq);
 
 struct tevent_req *
 sdap_online_check_handler_send(TALLOC_CTX *mem_ctx,
@@ -191,6 +193,8 @@ sdap_online_check_handler_send(TALLOC_CTX *mem_ctx,
         return NULL;
     }
 
+    state->id_ctx = id_ctx;
+
     subreq = sdap_online_check_send(state, id_ctx);
     if (subreq == NULL) {
         ret = ENOMEM;
@@ -223,11 +227,43 @@ static void sdap_online_check_handler_done(struct tevent_req *subreq)
     ret = sdap_online_check_recv(subreq);
     talloc_zfree(subreq);
 
+    if (ret == EOK) {
+        subreq = dp_req_send(state->id_ctx->be, state->id_ctx->be->provider,
+                             NULL, "Subdomains Check", 0, NULL, DPT_SUBDOMAINS,
+                             DPM_DOMAINS_HANDLER, 0, NULL , NULL);
+        if (req != NULL) {
+            tevent_req_set_callback(subreq, sdap_online_check_subdomains_done, req);
+            return;
+        }
+    }
+
     /* TODO For backward compatibility we always return EOK to DP now. */
     dp_reply_std_set(&state->reply, DP_ERR_DECIDE, ret, NULL);
     tevent_req_done(req);
 }
 
+static void sdap_online_check_subdomains_done(struct tevent_req *subreq)
+{
+    struct sdap_online_check_handler_state *state;
+    struct tevent_req *req;
+    struct dp_reply_std *reply;
+    errno_t ret;
+
+    req = tevent_req_callback_data(subreq, struct tevent_req);
+    state = tevent_req_data(req, struct sdap_online_check_handler_state);
+
+    ret = dp_req_recv_ptr(state, subreq, struct dp_reply_std, &reply);
+    talloc_zfree(subreq);
+
+    if (ret != EOK) {
+        DEBUG(SSSDBG_OP_FAILURE, "Suddomain online check failed.\n");
+    }
+
+    /* We return the EOK of the online check here */
+    dp_reply_std_set(&state->reply, DP_ERR_DECIDE, EOK, NULL);
+    tevent_req_done(req);
+}
+
 errno_t sdap_online_check_handler_recv(TALLOC_CTX *mem_ctx,
                                        struct tevent_req *req,
                                        struct dp_reply_std *data)