diff --git a/requirements.yml b/requirements.yml
index 40cff1e..5991574 100644
--- a/requirements.yml
+++ b/requirements.yml
@@ -4,3 +4,4 @@
 
 collections:
   - 'community.crypto'
+  - 'ansible.utils'
diff --git a/tasks/main.yml b/tasks/main.yml
index c6ee21e..709f000 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -24,6 +24,7 @@
   when:
     - not no_prompts
     - not item | valid_hostname
+    - not item | valid_ip
   loop: "{{ CERT_CONFIG.cert.domains }}"
 
 - name: Certificates | Internal signed