diff --git a/src/nginxconfig/generators/conf/nginx.conf.js b/src/nginxconfig/generators/conf/nginx.conf.js
index cb250b7..b0b08b9 100644
--- a/src/nginxconfig/generators/conf/nginx.conf.js
+++ b/src/nginxconfig/generators/conf/nginx.conf.js
@@ -111,9 +111,24 @@ export default (domains, global) => {
             || global.https.ocspGoogle.computed
             || global.https.ocspOpenDns.computed) {
             const ips = [];
-            if (global.https.ocspCloudflare.computed) ips.push('1.1.1.1', '1.0.0.1');
-            if (global.https.ocspGoogle.computed) ips.push('8.8.8.8', '8.8.4.4');
-            if (global.https.ocspOpenDns.computed) ips.push('208.67.222.222', '208.67.220.220');
+            if (global.https.ocspCloudflare.computed) {
+                if (['ipv4', 'both'].includes(global.https.ocspCloudflareType.computed))
+                    ips.push('1.1.1.1', '1.0.0.1');
+                if (['ipv6', 'both'].includes(global.https.ocspCloudflareType.computed))
+                    ips.push('[2606:4700:4700::1111]', '[2606:4700:4700::1001]');
+            }
+            if (global.https.ocspGoogle.computed) {
+                if (['ipv4', 'both'].includes(global.https.ocspGoogleType.computed))
+                    ips.push('8.8.8.8', '8.8.4.4');
+                if (['ipv6', 'both'].includes(global.https.ocspGoogleType.computed))
+                    ips.push('[2001:4860:4860::8888]', '[2001:4860:4860::8844]');
+            }
+            if (global.https.ocspOpenDns.computed) {
+                if (['ipv4', 'both'].includes(global.https.ocspOpenDnsType.computed))
+                    ips.push('208.67.222.222', '208.67.220.220');
+                if (['ipv6', 'both'].includes(global.https.ocspOpenDnsType.computed))
+                    ips.push('[2620:119:35::35]', '[2620:119:53::53]');
+            }
 
             config.http.push(['resolver', `${ips.join(' ')} valid=60s`]);
             config.http.push(['resolver_timeout', '2s']);
diff --git a/src/nginxconfig/i18n/en/templates/global_sections/https.js b/src/nginxconfig/i18n/en/templates/global_sections/https.js
index 12b349e..6b3f483 100644
--- a/src/nginxconfig/i18n/en/templates/global_sections/https.js
+++ b/src/nginxconfig/i18n/en/templates/global_sections/https.js
@@ -17,6 +17,8 @@ limitations under the License.
 import common from '../../common';
 
 const mozilla = 'Mozilla';
+const ipv4 = 'IPv4';
+const ipv6 = 'IPv6';
 
 export default {
     sslProfile: `${common.ssl} Profile`,
@@ -29,4 +31,7 @@ export default {
     mozillaModern: `${mozilla} Modern`,
     mozillaIntermediate: `${mozilla} Intermediate`,
     mozillaOld: `${mozilla} Old`,
+    ipv4Only: `${ipv4} only`,
+    ipv6Only: `${ipv6} only`,
+    ipv4AndIpv6: `${ipv4} & ${ipv6}`,
 };
diff --git a/src/nginxconfig/scss/_fields.scss b/src/nginxconfig/scss/_fields.scss
index 49c4d52..e102daa 100644
--- a/src/nginxconfig/scss/_fields.scss
+++ b/src/nginxconfig/scss/_fields.scss
@@ -39,6 +39,10 @@ limitations under the License.
     &.is-aligned-top {
       align-items: flex-start;
     }
+
+    + .control {
+      margin-top: .5rem;
+    }
   }
 
   &.is-grouped {
diff --git a/src/nginxconfig/templates/global_sections/https.vue b/src/nginxconfig/templates/global_sections/https.vue
index 75100d8..c96058e 100644
--- a/src/nginxconfig/templates/global_sections/https.vue
+++ b/src/nginxconfig/templates/global_sections/https.vue
@@ -68,6 +68,19 @@ limitations under the License.
                                 </PrettyCheck>
                             </div>
                         </div>
+                        <div v-if="$props.data.ocspCloudflare.computed" class="control field is-horizontal is-expanded">
+                            <div v-for="(name, value) in $props.data.ocspCloudflareType.options"
+                                 :class="`control${ocspCloudflareTypeChanged && value === ocspCloudflareType ? ' is-changed' : ''}`"
+                            >
+                                <div class="radio">
+                                    <PrettyRadio v-model="ocspCloudflareType" :value="value" class="p-default p-round p-fill p-icon">
+                                        <i slot="extra" class="icon fas fa-check"></i>
+                                        {{ name }}
+                                    </PrettyRadio>
+                                </div>
+                            </div>
+                        </div>
+
                         <div :class="`control${ocspGoogleChanged ? ' is-changed' : ''}`">
                             <div class="checkbox">
                                 <PrettyCheck v-model="ocspGoogle" class="p-default p-curve p-fill p-icon">
@@ -76,6 +89,19 @@ limitations under the License.
                                 </PrettyCheck>
                             </div>
                         </div>
+                        <div v-if="$props.data.ocspGoogle.computed" class="control field is-horizontal is-expanded">
+                            <div v-for="(name, value) in $props.data.ocspGoogleType.options"
+                                 :class="`control${ocspGoogleTypeChanged && value === ocspGoogleType ? ' is-changed' : ''}`"
+                            >
+                                <div class="radio">
+                                    <PrettyRadio v-model="ocspGoogleType" :value="value" class="p-default p-round p-fill p-icon">
+                                        <i slot="extra" class="icon fas fa-check"></i>
+                                        {{ name }}
+                                    </PrettyRadio>
+                                </div>
+                            </div>
+                        </div>
+
                         <div :class="`control${ocspOpenDnsChanged ? ' is-changed' : ''}`">
                             <div class="checkbox">
                                 <PrettyCheck v-model="ocspOpenDns" class="p-default p-curve p-fill p-icon">
@@ -84,6 +110,18 @@ limitations under the License.
                                 </PrettyCheck>
                             </div>
                         </div>
+                        <div v-if="$props.data.ocspOpenDns.computed" class="control field is-horizontal is-expanded">
+                            <div v-for="(name, value) in $props.data.ocspOpenDnsType.options"
+                                 :class="`control${ocspOpenDnsTypeChanged && value === ocspOpenDnsType ? ' is-changed' : ''}`"
+                            >
+                                <div class="radio">
+                                    <PrettyRadio v-model="ocspOpenDnsType" :value="value" class="p-default p-round p-fill p-icon">
+                                        <i slot="extra" class="icon fas fa-check"></i>
+                                        {{ name }}
+                                    </PrettyRadio>
+                                </div>
+                            </div>
+                        </div>
                     </div>
                 </div>
             </div>
@@ -111,10 +149,27 @@ limitations under the License.
 <script>
     import PrettyCheck from 'pretty-checkbox-vue/check';
     import PrettyRadio from 'pretty-checkbox-vue/radio';
+    import clone from 'clone';
     import i18n from '../../i18n';
     import delegatedFromDefaults from '../../util/delegated_from_defaults';
     import computedFromDefaults from '../../util/computed_from_defaults';
 
+    const ipType = {
+        default: 'ipv4',
+        options: {
+            ipv4: i18n.templates.globalSections.https.ipv4Only,
+            ipv6: i18n.templates.globalSections.https.ipv6Only,
+            both: i18n.templates.globalSections.https.ipv4AndIpv6,
+        },
+        enabled: true,
+    };
+
+    const validOptionCheck = data => {
+        if (data.enabled)
+            if (!Object.keys(data.options).includes(data.computed))
+                data.computed = data.default;
+    };
+
     const defaults = {
         sslProfile: {
             default: 'intermediate',
@@ -129,14 +184,17 @@ limitations under the License.
             default: true,
             enabled: true,
         },
+        ocspCloudflareType: clone(ipType),
         ocspGoogle: {
             default: true,
             enabled: true,
         },
+        ocspGoogleType: clone(ipType),
         ocspOpenDns: {
             default: true,
             enabled: true,
         },
+        ocspOpenDnsType: clone(ipType),
         letsEncryptRoot: {
             default: '/var/www/_letsencrypt/',
             enabled: true,
@@ -164,12 +222,20 @@ limitations under the License.
         watch: {
             // Check SSL profile is valid
             '$props.data.sslProfile': {
-                handler(data) {
-                    // This might cause recursion, but seems not to
-                    if (data.enabled)
-                        if (!Object.keys(data.options).includes(data.computed))
-                            data.computed = data.default;
-                },
+                handler: validOptionCheck,
+                deep: true,
+            },
+            // Check IP type is valid
+            '$props.data.ocspCloudflareType': {
+                handler: validOptionCheck,
+                deep: true,
+            },
+            '$props.data.ocspGoogleType': {
+                handler: validOptionCheck,
+                deep: true,
+            },
+            '$props.data.ocspOpenDnsType': {
+                handler: validOptionCheck,
                 deep: true,
             },
             '$parent.$parent.$data.domains': {