diff --git a/dashboard/src/components/MailDomainStatus.vue b/dashboard/src/components/MailDomainStatus.vue
index f31bb6b13..ae528b67d 100644
--- a/dashboard/src/components/MailDomainStatus.vue
+++ b/dashboard/src/components/MailDomainStatus.vue
@@ -131,7 +131,6 @@ onMounted(async () => {
           <div v-else>
             <div v-if="domainStatus[type].servers.length" v-html="$t('email.smtpStatus.blacklisted', { ip: domainStatus[type].ip })"></div>
             <div v-else v-html="$t('email.smtpStatus.notBlacklisted', { ip: domainStatus[type].ip })"></div>
-            <div v-if="domainStatus[type].status === 'failed'">{{ domainStatus[type].message }}</div>
 
             <div v-for="server in domainStatus[type].servers" :key="server.name">
               <a :href="server.removal" target="_blank">{{ server.name }}</a>
diff --git a/src/mail.js b/src/mail.js
index 1e8838f7e..f5b2cc153 100644
--- a/src/mail.js
+++ b/src/mail.js
@@ -501,6 +501,7 @@ const RBL_LIST = [
     }
 ];
 
+// https://tools.ietf.org/html/rfc5782
 async function checkRbl(type, mailDomain) {
     assert.strictEqual(typeof type, 'string');
     assert.strictEqual(typeof mailDomain, 'object');
@@ -516,22 +517,21 @@ async function checkRbl(type, mailDomain) {
 
     const flippedIp = type === 'ipv4' ? ip.split('.').reverse().join('.') : reverseIPv6(ip);
 
-    // https://tools.ietf.org/html/rfc5782
     const blockedServers = [];
     for (const rblServer of RBL_LIST) {
         if (type === 'ipv6' && rblServer[type] !== true) continue; // all support ipv4
 
         const [error, records] = await safe(dig.resolve(`${flippedIp}.${rblServer.dns}`, 'A', DNS_OPTIONS));
-        if (error || !records) continue; // not listed
+        if (error || records.length === 0) continue; // not listed
 
-        debug(`checkRbl: ${domain} flippedIp: ${flippedIp} is in the blocklist of ${rblServer.dns}`);
+        debug(`checkRbl (${domain}) flippedIp: ${flippedIp} is in the blocklist of ${rblServer.dns}: ${JSON.stringify(records)}`);
 
         const result = Object.assign({}, rblServer);
 
         const [error2, txtRecords] = await safe(dig.resolve(`${flippedIp}.${rblServer.dns}`, 'TXT', DNS_OPTIONS));
         result.txtRecords = error2 || !txtRecords ? 'No TXT record' : txtRecords.map(x => x.join(''));
 
-        debug(`checkRbl: ${domain} error: ${error2?.message || null} txtRecords: ${JSON.stringify(txtRecords)}`);
+        debug(`checkRbl (${domain}) error: ${error2?.message || null} txtRecords: ${JSON.stringify(txtRecords)}`);
 
         blockedServers.push(result);
     }
@@ -540,7 +540,7 @@ async function checkRbl(type, mailDomain) {
         status: blockedServers.length === 0 ? 'passed' : 'failed',
         ip,
         servers: blockedServers,
-        message: `Check using "host ${flippedIp} 127.0.0.150"`
+        message: ''
     };
 }