diff --git a/examples/protocols/https_x509_bundle/main/https_x509_bundle_example_main.c b/examples/protocols/https_x509_bundle/main/https_x509_bundle_example_main.c
index 966aa8173e..33e3040cf9 100644
--- a/examples/protocols/https_x509_bundle/main/https_x509_bundle_example_main.c
+++ b/examples/protocols/https_x509_bundle/main/https_x509_bundle_example_main.c
@@ -43,11 +43,24 @@
 #include "esp_tls.h"
 #include "esp_crt_bundle.h"
 
+#if CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_FULL
+#define MAX_URLS    9
+#else
 #define MAX_URLS    2
+#endif
 
 static const char *web_urls[MAX_URLS] = {
     "https://www.howsmyssl.com/a/check",
     "https://espressif.com",
+#if CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_FULL
+    "https://letsencrypt.org",
+    "https://www.identrust.com",
+    "https://www.globalsign.com",
+    "https://www.sectigo.com",
+    "https://www.digicert.com",
+    "https://www.godaddy.com",
+    "https://rainmaker.espressif.com",  // Amazon
+#endif
 };
 
 static const char *TAG = "example";
diff --git a/examples/protocols/https_x509_bundle/pytest_https_x509_bundle.py b/examples/protocols/https_x509_bundle/pytest_https_x509_bundle.py
index 12ef0d1f1d..2e6aa59810 100644
--- a/examples/protocols/https_x509_bundle/pytest_https_x509_bundle.py
+++ b/examples/protocols/https_x509_bundle/pytest_https_x509_bundle.py
@@ -1,10 +1,9 @@
-# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+# SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
 # SPDX-License-Identifier: Unlicense OR CC0-1.0
 import logging
 import os
 
 import pytest
-from common_test_methods import get_env_config_variable
 from pytest_embedded import Dut
 
 
@@ -21,17 +20,11 @@ def test_examples_protocol_https_x509_bundle(dut: Dut) -> None:
     binary_file = os.path.join(dut.app.binary_path, 'https_x509_bundle.bin')
     bin_size = os.path.getsize(binary_file)
     logging.info('https_x509_bundle_bin_size : {}KB'.format(bin_size // 1024))
-    # Connect to AP
-    if dut.app.sdkconfig.get('EXAMPLE_WIFI_SSID_PWD_FROM_STDIN') is True:
-        dut.expect('Please input ssid password:')
-        env_name = 'wifi_ap'
-        ap_ssid = get_env_config_variable(env_name, 'ap_ssid')
-        ap_password = get_env_config_variable(env_name, 'ap_password')
-        dut.write(f'{ap_ssid} {ap_password}')
     dut.expect(r'IPv4 address: (\d+\.\d+\.\d+\.\d+)[^\d]', timeout=30)
     # start test
     num_URLS = int(dut.expect(r'Connecting to (\d+) URLs', timeout=30)[1].decode())
-    dut.expect(r'Connection established to ([\s\S]*)', timeout=30)
+    for _ in range(num_URLS):
+        dut.expect(r'Connection established to ([\s\S]*)', timeout=30)
     dut.expect('Completed {} connections'.format(num_URLS), timeout=60)
 
 
@@ -44,15 +37,24 @@ def test_examples_protocol_https_x509_bundle_dynamic_buffer(dut: Dut) -> None:
     binary_file = os.path.join(dut.app.binary_path, 'https_x509_bundle.bin')
     bin_size = os.path.getsize(binary_file)
     logging.info('https_x509_bundle_bin_size : {}KB'.format(bin_size // 1024))
-    # Connect to AP
-    if dut.app.sdkconfig.get('EXAMPLE_WIFI_SSID_PWD_FROM_STDIN') is True:
-        dut.expect('Please input ssid password:')
-        env_name = 'wifi_ap'
-        ap_ssid = get_env_config_variable(env_name, 'ap_ssid')
-        ap_password = get_env_config_variable(env_name, 'ap_password')
-        dut.write(f'{ap_ssid} {ap_password}')
     dut.expect(r'IPv4 address: (\d+\.\d+\.\d+\.\d+)[^\d]', timeout=30)
     # start test
     num_URLS = int(dut.expect(r'Connecting to (\d+) URLs', timeout=30)[1].decode())
     dut.expect(r'Connection established to ([\s\S]*)', timeout=30)
     dut.expect('Completed {} connections'.format(num_URLS), timeout=60)
+
+
+@pytest.mark.esp32
+@pytest.mark.ethernet
+@pytest.mark.parametrize('config', ['default_crt_bundle',], indirect=True)
+def test_examples_protocol_https_x509_bundle_default_crt_bundle_stress_test(dut: Dut) -> None:
+    # check and log bin size
+    binary_file = os.path.join(dut.app.binary_path, 'https_x509_bundle.bin')
+    bin_size = os.path.getsize(binary_file)
+    logging.info('https_x509_bundle_bin_size : {}KB'.format(bin_size // 1024))
+    dut.expect(r'IPv4 address: (\d+\.\d+\.\d+\.\d+)[^\d]', timeout=30)
+    # start test
+    num_URLS = int(dut.expect(r'Connecting to (\d+) URLs', timeout=30)[1].decode())
+    for _ in range(num_URLS):
+        dut.expect(r'Connection established to ([\s\S]*)', timeout=30)
+    dut.expect('Completed {} connections'.format(num_URLS), timeout=60)
diff --git a/examples/protocols/https_x509_bundle/sdkconfig.ci.default_crt_bundle b/examples/protocols/https_x509_bundle/sdkconfig.ci.default_crt_bundle
new file mode 100644
index 0000000000..3f3ad687e4
--- /dev/null
+++ b/examples/protocols/https_x509_bundle/sdkconfig.ci.default_crt_bundle
@@ -0,0 +1,10 @@
+CONFIG_MBEDTLS_CERTIFICATE_BUNDLE_DEFAULT_FULL=y
+
+CONFIG_EXAMPLE_CONNECT_ETHERNET=y
+CONFIG_EXAMPLE_CONNECT_WIFI=n
+CONFIG_EXAMPLE_USE_INTERNAL_ETHERNET=y
+CONFIG_EXAMPLE_ETH_PHY_IP101=y
+CONFIG_EXAMPLE_ETH_MDC_GPIO=23
+CONFIG_EXAMPLE_ETH_MDIO_GPIO=18
+CONFIG_EXAMPLE_ETH_PHY_RST_GPIO=5
+CONFIG_EXAMPLE_ETH_PHY_ADDR=1