diff --git a/security/acme-client/pkg-descr b/security/acme-client/pkg-descr
index c3d32cbdb..4e952cc42 100644
--- a/security/acme-client/pkg-descr
+++ b/security/acme-client/pkg-descr
@@ -21,6 +21,7 @@ Added:
 * add Exoscale DNS API
 * add internetbs.net DNS API
 * add PointHQ DNS API
+* add Rackspace DNS API
 
 Changed:
 * use a dedicated acme.sh runtime directory for every cert (#3127)
diff --git a/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml b/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml
index dbebb2354..0b33d093b 100644
--- a/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml
+++ b/security/acme-client/src/opnsense/mvc/app/controllers/OPNsense/AcmeClient/forms/dialogValidation.xml
@@ -1802,4 +1802,19 @@
         <label>E-Mail</label>
         <type>text</type>
     </field>
+    <field>
+        <label>Rackspace</label>
+        <type>header</type>
+        <style>table_dns table_dns_rackspace</style>
+    </field>
+    <field>
+        <id>validation.dns_rackspace_user</id>
+        <label>Username</label>
+        <type>text</type>
+    </field>
+    <field>
+        <id>validation.dns_rackspace_key</id>
+        <label>API Key</label>
+        <type>password</type>
+    </field>
 </form>
diff --git a/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/DnsRackspace.php b/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/DnsRackspace.php
new file mode 100644
index 000000000..1b4c1e6a1
--- /dev/null
+++ b/security/acme-client/src/opnsense/mvc/app/library/OPNsense/AcmeClient/LeValidation/DnsRackspace.php
@@ -0,0 +1,44 @@
+<?php
+
+/*
+ * Copyright (C) 2024 Frank Wall
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+namespace OPNsense\AcmeClient\LeValidation;
+
+use OPNsense\AcmeClient\LeValidationInterface;
+use OPNsense\Core\Config;
+
+/**
+ * Rackspace API
+ * @package OPNsense\AcmeClient
+ */
+class DnsRackspace extends Base implements LeValidationInterface
+{
+    public function prepare()
+    {
+        $this->acme_env['RACKSPACE_Username'] = (string)$this->config->dns_rackspace_user;
+        $this->acme_env['RACKSPACE_Apikey'] = (string)$this->config->dns_rackspace_key;
+    }
+}
diff --git a/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml b/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml
index 02b2b894f..a168bb824 100644
--- a/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml
+++ b/security/acme-client/src/opnsense/mvc/app/models/OPNsense/AcmeClient/AcmeClient.xml
@@ -504,6 +504,7 @@
                         <dns_pleskxml>Plesk</dns_pleskxml>
                         <dns_pointhq>PointHQ</dns_pointhq>
                         <dns_porkbun>Porkbun</dns_porkbun>
+                        <dns_rackspace>Rackspace</dns_rackspace>
                         <dns_regru>RegRu</dns_regru>
                         <dns_schlundtech>SchlundTech</dns_schlundtech>
                         <dns_selectel>selectel.com / selectel.ru</dns_selectel>
@@ -1244,6 +1245,12 @@
                 <dns_pointhq_email type="TextField">
                     <Required>N</Required>
                 </dns_pointhq_email>
+                <dns_rackspace_user type="TextField">
+                    <Required>N</Required>
+                </dns_rackspace_user>
+                <dns_rackspace_key type="TextField">
+                    <Required>N</Required>
+                </dns_rackspace_key>
             </validation>
         </validations>
         <actions>