diff --git a/proxylist/models.py b/proxylist/models.py
index 257e6e1..c73c482 100644
--- a/proxylist/models.py
+++ b/proxylist/models.py
@@ -11,6 +11,7 @@
 
 from proxylist.base64_decoder import decode_base64
 from proxylist.proxy import update_proxy_status, get_proxy_location
+from shadowmere import settings
 
 
 def validate_sip002(value):
@@ -31,7 +32,7 @@ def validate_not_existing(value):
 
 def validate_proxy_can_connect(value):
     location = get_proxy_location(get_sip002(value))
-    if location is None or location == 'unknown':
+    if location is None or location == "unknown":
         raise ValidationError(
             "Can't get the location for this address",
             params={"value": value},
@@ -47,17 +48,41 @@ class Proxy(ExportModelOperationsMixin("proxy"), models.Model):
             validate_not_existing,
             validate_proxy_can_connect,
         ],
+        help_text="SIP002 compatible URL representing a key",
+    )
+    location = models.CharField(
+        max_length=100,
+        default="",
+        help_text="Where is this proxy located geographically",
+    )
+    location_country_code = models.CharField(
+        max_length=3, default="", help_text="2 letters country code (e.g.: DE)"
+    )
+    location_country = models.CharField(
+        max_length=50, default="", help_text="Country hosting this proxy"
+    )
+    ip_address = models.CharField(
+        max_length=100, default="", help_text="Proxy IP address"
+    )
+    port = models.IntegerField(default=0, help_text="Port used by this key")
+    is_active = models.BooleanField(
+        default=False,
+        help_text=f"Whether or not this key worked in the past {settings.CHECK_INTERVAL_MINUTES} minutes",
+    )
+    last_checked = models.DateTimeField(
+        auto_now=True, help_text="Last time this key was tested"
+    )
+    last_active = models.DateTimeField(
+        blank=True,
+        default=now,
+        help_text="Last time this key responded positively to a test",
+    )
+    times_checked = models.IntegerField(
+        default=0, help_text="How many times was this key tested so far"
+    )
+    times_check_succeeded = models.IntegerField(
+        default=0, help_text="How many times this key responded positively to a test"
     )
-    location = models.CharField(max_length=100, default="")
-    location_country_code = models.CharField(max_length=3, default="")
-    location_country = models.CharField(max_length=50, default="")
-    ip_address = models.CharField(max_length=100, default="")
-    port = models.IntegerField(default=0)
-    is_active = models.BooleanField(default=False)
-    last_checked = models.DateTimeField(auto_now=True)
-    last_active = models.DateTimeField(blank=True, default=now)
-    times_checked = models.IntegerField(default=0)
-    times_check_succeeded = models.IntegerField(default=0)
 
     def __str__(self):
         return f"{self.location} ({self.url})"
diff --git a/proxylist/serializers.py b/proxylist/serializers.py
index c6200e4..aab4489 100644
--- a/proxylist/serializers.py
+++ b/proxylist/serializers.py
@@ -23,6 +23,7 @@ class Meta:
         read_only_fields = [
             "id",
             "location",
+            "location_country",
             "location_country_code",
             "ip_address",
             "is_active",
diff --git a/proxylist/views.py b/proxylist/views.py
index 7716cd3..b3dc7da 100644
--- a/proxylist/views.py
+++ b/proxylist/views.py
@@ -11,7 +11,6 @@
 from django.views.decorators.cache import cache_page
 from django_filters import rest_framework as filters
 from rest_framework import viewsets
-from rest_framework.decorators import api_view
 from rest_framework.response import Response
 
 from proxylist.base64_decoder import decode_base64
@@ -115,6 +114,7 @@ class CountryCodeViewSet(viewsets.ViewSet):
     """
     List all country codes and countries with active proxies
     """
+
     def list(self, request, format=None):
         country_codes = [
             {"code": code["location_country_code"], "name": code["location_country"]}
@@ -131,6 +131,7 @@ class PortViewSet(viewsets.ViewSet):
     """
     List all available ports
     """
+
     def list(self, request, format=None):
         ports = [
             port
diff --git a/requirements.txt b/requirements.txt
index ac1594c..f8c4958 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 botocore==1.28.3
 celery==5.2.7
+coreapi==2.3.3
 Django==4.1.2
 django-admin-rangefilter==0.9.0
 django-filter==22.1
diff --git a/shadowmere/settings.py b/shadowmere/settings.py
index ab78759..6f375e2 100644
--- a/shadowmere/settings.py
+++ b/shadowmere/settings.py
@@ -227,11 +227,12 @@
 
 CELERY_BROKER_URL = "redis://redis:6379"
 CELERY_RESULT_BACKEND = "redis://redis:6379"
+CHECK_INTERVAL_MINUTES = 20
 
 CELERY_BEAT_SCHEDULE = {
     "update_status": {
         "task": "proxylist.tasks.update_status",
-        "schedule": crontab(minute="*/20"),
+        "schedule": crontab(minute=f"*/{CHECK_INTERVAL_MINUTES}"),
     },
 }
 
@@ -240,6 +241,7 @@
 PROMETHEUS_METRICS_EXPORT_PORT_RANGE = range(8002, 8008)
 
 REST_FRAMEWORK = {
+    'DEFAULT_SCHEMA_CLASS': 'rest_framework.schemas.coreapi.AutoSchema',
     "DEFAULT_PAGINATION_CLASS": "proxylist.pagination.ProxiesPagination",
     "PAGE_SIZE": 10,
 }
diff --git a/shadowmere/urls.py b/shadowmere/urls.py
index f1e26f6..9455ebc 100644
--- a/shadowmere/urls.py
+++ b/shadowmere/urls.py
@@ -1,6 +1,7 @@
 from django.contrib import admin
 from django.urls import path, include
 from rest_framework import routers
+from rest_framework.documentation import include_docs_urls
 
 import proxylist.views
 from proxylist import views
@@ -19,4 +20,5 @@
     path("api-auth/", include("rest_framework.urls", namespace="rest_framework")),
     path("api/", include(router.urls)),
     path("", include("django_prometheus.urls")),
+    path('docs/', include_docs_urls(title='Shadowmere API docs'))
 ]