diff --git a/geoapi/api/SpsApi.php b/geoapi/api/SpsApi.php
index c58e359..fdc079b 100644
--- a/geoapi/api/SpsApi.php
+++ b/geoapi/api/SpsApi.php
@@ -23,7 +23,12 @@ class SpsApi extends Api {
      * Route string for the domain paramter
      * @var string
      */
-    public static $routeParameterDomain = "/domain/:domain";
+    public static $routeParameterDomain = "(/domain/:domain)";
+        /**
+     * Route string for the range paramter
+     * @var string
+     */
+    public static $routeParameterRange = "(/range/:range)";
 
     /**
      * Route string for the Longitude paramter
@@ -67,6 +72,12 @@ class SpsApi extends Api {
      */
     public static $keyLat = "latitude";
 
+    /**
+     * Keyword for range arguments
+     * @var string
+     */
+    public static $keyRange = "range";
+
     /*
      * Varible for the range of the searchpolygon
      * @var float
@@ -141,8 +152,8 @@ class SpsApi extends Api {
      * @return querry result as xml
      */
     public function sendSpsCoordinateQuery($queryArgs) {
-        
-         // check arguments of the query
+
+        // check arguments of the query
         if (!array_key_exists(self::$keyLong, $queryArgs) || !array_key_exists(self::$keyLat, $queryArgs)) {
             return null;
         }
@@ -154,6 +165,14 @@ class SpsApi extends Api {
         }
 
         // build a request polygon
+        if (array_key_exists(self::$keyRange, $queryArgs)) {
+            $newRange = $queryArgs[self::$keyRange];
+            if ($this->validRange($newRange)) {
+                self::$range = $newRange;
+            } else {
+                return;
+            }
+        }
         $queryArgs[self::$keyPoly] = $this->createPolygon($latitude, $longitude, self::$range);
         
         // send querry
@@ -161,6 +180,19 @@ class SpsApi extends Api {
         return $this->serialManager->arrayToSps($result);
     }
 
+    /**
+     * Method check if a string is a valid Longitude
+     * @param string $string
+     * @return bool
+     */
+    private function validRange($string) {
+        $digit = str_replace(".", "", $string);
+        if (ctype_digit($digit)) {
+            return TRUE;
+        };
+        return FALSE;
+    }
+
     /**
      * Method check if a string is a valid Longitude
      * @param string $string
diff --git a/geoapi/database/SpsSqlManager.php b/geoapi/database/SpsSqlManager.php
index 38f64a1..c0dd833 100644
--- a/geoapi/database/SpsSqlManager.php
+++ b/geoapi/database/SpsSqlManager.php
@@ -122,7 +122,7 @@ class SpsSqlManager extends SQLManager {
         // build query string
         $query = self::$selectTerm;
         if ($this->validAliasString($alias)) {
-            $query .= self::$aliasTerm . self::$quoteTerm . $alias . self::$quoteTerm . self::$addDomainTerm($domain);
+            $query .= self::$aliasTerm . self::$quoteTerm . $alias . self::$quoteTerm .  $this->addDomainTerm($domain);
         } else {
             return null;
         }
diff --git a/geoapi/service/sps/index.php b/geoapi/service/sps/index.php
index 173a1b1..b1fce30 100644
--- a/geoapi/service/sps/index.php
+++ b/geoapi/service/sps/index.php
@@ -10,31 +10,25 @@ $headers = apache_request_headers();
 $app = new \api\SpsApi($headers);
 
 // HTTP-Get-Methods
-$app->get(\api\SpsApi::$routeParameterAlias, function ($alias) use ($app) {
+$app->get(\api\SpsApi::$routeParameterAlias . \api\SpsApi::$routeParameterDomain, function ($alias, $domain = -1) use ($app) {
             $args = array();
             $args[\api\SpsApi::$keyAlias] = $alias;
+            if ($domain != -1) {
+                $args[\api\SpsApi::$keyDomain] = $domain;
+            }
             echo $app->sendSpsAliasQuery($args);
         });
 
-$app->get(\api\SpsApi::$routeParameterAlias . \api\SpsApi::$routeParameterDomain, function ($alias, $domain) use ($app) {
-            $args = array();
-            $args[\api\SpsApi::$keyAlias] = $alias;
-            $args[\api\SpsApi::$keyDomain] = $domain;
-            echo $app->sendSpsAliasQuery($args);
-        });
-
-$app->get(\api\SpsApi::$routeParameterLatitude . \api\SpsApi::$routeParameterLongitude, function ($latitude, $longitude) use ($app) {
+$app->get(\api\SpsApi::$routeParameterLatitude . \api\SpsApi::$routeParameterLongitude . \api\SpsApi::$routeParameterDomain . \api\SpsApi ::$routeParameterRange, function ($latitude, $longitude, $domain = -1, $range = -1) use ($app) {
             $args = array();
             $args[\api\SpsApi::$keyLong] = $longitude;
             $args[\api\SpsApi::$keyLat] = $latitude;
-            echo ($app->sendSpsCoordinateQuery($args));
-        });
-
-$app->get(\api\SpsApi::$routeParameterLatitude . \api\SpsApi::$routeParameterLongitude . \api\SpsApi::$routeParameterDomain, function ($latitude, $longitude, $domain) use ($app) {
-            $args = array();
-            $args[\api\SpsApi::$keyLong] = $longitude;
-            $args[\api\SpsApi::$keyLat] = $latitude;
-            $args[\api\SpsApi::$keyDomain] = $domain;
+            if ($domain != -1) {
+                $args[\api\SpsApi::$keyDomain] = $domain;
+            }
+            if ($range != -1) {
+                $args[\api\SpsApi::$keyRange] = $range;
+            }
             echo ($app->sendSpsCoordinateQuery($args));
         });