diff --git a/doc/developer/server_side.rst.mako b/doc/developer/server_side.rst.mako
index f34599cdf80..25f5b8fa36e 100644
--- a/doc/developer/server_side.rst.mako
+++ b/doc/developer/server_side.rst.mako
@@ -74,7 +74,7 @@ To run a specific test use the ``-k`` switch. For example:
 
 .. prompt:: bash
 
-    ./docker-compose-run py.tests -k test_catalogue geoportal/tests
+    ./docker-compose-run py.test -k test_catalogue geoportal/tests
 
 Profiling
 ---------
diff --git a/geoportal/c2cgeoportal_geoportal/lib/checker.py b/geoportal/c2cgeoportal_geoportal/lib/checker.py
index 8cf56ea9d03..845de2eba02 100644
--- a/geoportal/c2cgeoportal_geoportal/lib/checker.py
+++ b/geoportal/c2cgeoportal_geoportal/lib/checker.py
@@ -27,24 +27,32 @@
 # of the authors and should not be interpreted as representing official policies,
 # either expressed or implied, of the FreeBSD Project.
 
-import requests
 import logging
 import subprocess
 from time import sleep
 from urllib.parse import urlsplit, urlunsplit
 
+import requests
+
 log = logging.getLogger(__name__)
 
 
 def build_url(name, url, request, headers=None):
+    settings = {
+        elem['netloc']: elem for elem in request.registry.settings["checker"].get("host_map", [])
+    }
     url_fragments = urlsplit(url)
     headers = _build_headers(request, headers)
-    if url_fragments.netloc == request.environ.get("SERVER_NAME") or \
-            url_fragments.netloc.startswith("localhost:"):
+    netloc = '*' if '*' in settings and url_fragments.netloc not in settings else url_fragments.netloc
+    if netloc in settings:
+        mapped_host = settings[netloc]
         url_ = urlunsplit((
-            "http", "localhost", url_fragments.path, url_fragments.query, url_fragments.fragment
+            mapped_host['to'].get('schema', url_fragments.scheme),
+            mapped_host['to'].get('netloc', url_fragments.netloc),
+            url_fragments.path, url_fragments.query, url_fragments.fragment
         ))
-        headers["Host"] = url_fragments.netloc
+        if mapped_host.get('forward_host', False):
+            headers["Host"] = url_fragments.netloc
     else:
         url_ = url
 
@@ -228,9 +236,7 @@ def _phantomjs(settings, health_check):
 
         def check(request):
             url = request.route_url(route["name"], _query=route.get("params", {}))
-            if urlsplit(url).netloc.startswith("localhost:"):
-                # For Docker
-                url = build_url("Check", url, request)["url"]
+            url = build_url("Check", url, request)["url"]
 
             cmd = [
                 "phantomjs", "--local-to-remote-url-access=true",
diff --git a/geoportal/c2cgeoportal_geoportal/scaffolds/nondockercreate/vars_nondocker.yaml_tmpl b/geoportal/c2cgeoportal_geoportal/scaffolds/nondockercreate/vars_nondocker.yaml_tmpl
index f5cfb9e0030..d90e52a58f1 100644
--- a/geoportal/c2cgeoportal_geoportal/scaffolds/nondockercreate/vars_nondocker.yaml_tmpl
+++ b/geoportal/c2cgeoportal_geoportal/scaffolds/nondockercreate/vars_nondocker.yaml_tmpl
@@ -53,6 +53,7 @@ vars:
     backend: dogpile.cache.memory_pickle
 
   checker:
+    host_map: []
     phantomjs:
       routes: []
 
diff --git a/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_config-schema.yaml b/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_config-schema.yaml
index 66a6f4191f9..b709b715d19 100644
--- a/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_config-schema.yaml
+++ b/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_config-schema.yaml
@@ -526,6 +526,24 @@ mapping:
         type: map
         required: True
         mapping:
+          host_map:
+            type: seq
+            sequence:
+              - type: map
+                mapping:
+                  netloc:
+                    type: str
+                    required: True
+                  to:
+                    type: map
+                    required: True
+                    mapping:
+                      schema:
+                        type: str
+                      netloc:
+                        type: str
+                  forward_host:
+                    type: bool
           fulltextsearch:
             type: map
             required: True
diff --git a/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_vars.yaml_tmpl b/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_vars.yaml_tmpl
index f7b5a44f307..8b047ac4c65 100644
--- a/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_vars.yaml_tmpl
+++ b/geoportal/c2cgeoportal_geoportal/scaffolds/update/CONST_vars.yaml_tmpl
@@ -537,6 +537,11 @@ vars:
 
   # Checker configuration
   checker:
+    host_map:
+      - netloc: '*'
+        to:
+          schema: http
+          netloc: localhost:8080
     fulltextsearch:
       level: 1
       search: text to search
diff --git a/geoportal/tests/test_checker.py b/geoportal/tests/test_checker.py
index 0d3d31623f0..756854cc79c 100644
--- a/geoportal/tests/test_checker.py
+++ b/geoportal/tests/test_checker.py
@@ -38,13 +38,37 @@
 class TestExportCSVView(TestCase):
 
     @staticmethod
-    def _create_dummy_request():
+    def _create_dummy_request(netloc="example.com", forward_host=True):
         request = DummyRequest()
-        request.environ = {
-            "SERVER_NAME": "example.com"
+        request.registry.settings = {
+            "checker": {
+                "host_map": [{
+                    "netloc": netloc,
+                    "to": {
+                        "netloc": "localhost",
+                        "schema": "http",
+                    },
+                    "forward_host": forward_host
+                }]
+            }
         }
         return request
 
+    def test_build_url_star(self):
+        self.assertEqual(
+            build_url(
+                "Test",
+                "http://example.com/toto?titi#tutu",
+                self._create_dummy_request("*", False)
+            ),
+            {
+                "url": "http://localhost/toto?titi#tutu",
+                "headers": {
+                    "Cache-Control": "no-cache",
+                }
+            }
+        )
+
     def test_build_url_http(self):
         self.assertEqual(
             build_url(
@@ -94,9 +118,6 @@ def test_build_url_other(self):
 
     def test_build_url_forward_headers(self):
         request = DummyRequest()
-        request.environ = {
-            "SERVER_NAME": "example.com"
-        }
         request.registry.settings = {
             "checker": {
                 "forward_headers": ["Cookie"]