diff --git a/.env b/.env
index 221b2c4..7ae15ac 100644
--- a/.env
+++ b/.env
@@ -67,6 +67,11 @@ OAUTH_TOKEN_URL=
 OAUTH_USERINFO_URL=
 OAUTH_SCOPE=
 
+# Typically your IP address, this envvar is required for
+# some connectors that need to be provided with your host's
+# outgoing IP address.
+OUTGOING_IP=
+
 LIMITED_FEATURES=false
 LIMIT_MAX_WATCHLIST=0
 LIMIT_MAX_WATCHLIST_DOMAINS=0
diff --git a/assets/utils/api/connectors.ts b/assets/utils/api/connectors.ts
index c1e87f5..7fd692d 100644
--- a/assets/utils/api/connectors.ts
+++ b/assets/utils/api/connectors.ts
@@ -2,7 +2,8 @@ import {request} from "./index";
 
 export enum ConnectorProvider {
     OVH = 'ovh',
-    GANDI = 'gandi'
+    GANDI = 'gandi',
+    NAMECHEAP = 'namecheap'
 }
 
 export type Connector = {
diff --git a/assets/utils/providers/index.tsx b/assets/utils/providers/index.tsx
index 6867436..ce6beb1 100644
--- a/assets/utils/providers/index.tsx
+++ b/assets/utils/providers/index.tsx
@@ -15,6 +15,10 @@ export const helpGetTokenLink = (provider?: string) => {
             return <Typography.Link target='_blank' href="https://admin.gandi.net/organizations/account/pat">
                 {t`Retrieve a Personal Access Token from your customer account on the Provider's website`}
             </Typography.Link>
+        case ConnectorProvider.NAMECHEAP:
+            return <Typography.Link target='_blank' href="">
+                {t`Retreive an API key and whitelist this instance's IP address on Namecheap's website`}
+            </Typography.Link>
         default:
             return <></>
 
diff --git a/config/services.yaml b/config/services.yaml
index bc8ea08..ac49546 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -21,6 +21,7 @@ services:
         bind:
             $mailerSenderEmail: '%mailer_sender_email%'
             $mailerSenderName: '%mailer_sender_name%'
+            $outgoingIp: '%env(string:OUTGOING_IP)%'
 
     # makes classes in src/ available to be used as services
     # this creates a service per class whose id is the fully-qualified class name
diff --git a/src/Service/Connector/NamecheapConnector.php b/src/Service/Connector/NamecheapConnector.php
index 609182d..3e70f0f 100644
--- a/src/Service/Connector/NamecheapConnector.php
+++ b/src/Service/Connector/NamecheapConnector.php
@@ -11,20 +11,20 @@ class NamecheapConnector extends AbstractConnector
 
     public const SANDBOX_BASE_URL = 'http://api.sandbox.namecheap.com/xml.response';
 
-    public function __construct(private HttpClientInterface $client)
+    public function __construct(private HttpClientInterface $client, private string $outgoingIp)
     {
     }
 
     public function orderDomain(Domain $domain, $dryRun): void
     {
-        $addresses = $this->call('namecheap.users.address.getList');
+        $addresses = $this->call('namecheap.users.address.getList', [], $dryRun);
 
         if (count($addresses) < 1) {
             throw new \Exception('Namecheap account requires at least one address to purchase a domain');
         }
 
         $addressId = $addresses->{0}->AddressId;
-        $address = $this->call('namecheap.users.address.getinfo', ['AddressId' => $addressId]);
+        $address = $this->call('namecheap.users.address.getinfo', ['AddressId' => $addressId], $dryRun);
 
         $domainAddresses = [];
 
@@ -38,30 +38,26 @@ class NamecheapConnector extends AbstractConnector
             'Years' => 1,
             'AddFreeWhoisguard' => 'yes',
             'WGEnabled' => 'yes',
-        ], $domainAddresses));
+        ], $domainAddresses), $dryRun);
     }
 
     private static function mergePrefixKeys(string $prefix, array|object $src, array &$dest)
     {
         foreach ($src as $key => $value) {
-            $dest[$prefix.$key] = $value;
+            $dest[$prefix . $key] = $value;
         }
     }
 
-    private function call(string $command, array $parameters = [], ?array $authData = null): object
+    private function call(string $command, array $parameters = [], bool $dryRun = true): object
     {
-        if (is_null($authData)) {
-            $authData = $this->authData;
-        }
-
         $actualParams = array_merge([
             'Command' => $command,
-            'ApiUser' => $authData['ApiUser'],
-            'ApiKey' => $authData['ApiKey'],
-            'ClientIp' => '', // TODO DW instance IP envvar
+            'ApiUser' => $this->authData['ApiUser'],
+            'ApiKey' => $this->authData['ApiKey'],
+            'ClientIp' => $this->outgoingIp,
         ], $parameters);
 
-        $response = $this->client->request('POST', self::BASE_URL, [
+        $response = $this->client->request('POST', $dryRun ? self::SANDBOX_BASE_URL : self::BASE_URL, [
             'query' => $actualParams,
         ]);