Adds mail security config section

api/mail-config.js

@@ -0,0 +1,79 @@
+const dns = require('dns').promises;
+const URL = require('url-parse');
+
+exports.handler = async (event, context) => {
+  try {
+    let domain = event.queryStringParameters.url;
+    const parsedUrl = new URL(domain);
+    domain = parsedUrl.hostname || parsedUrl.pathname;
+
+    // Get MX records
+    const mxRecords = await dns.resolveMx(domain);
+
+    // Get TXT records
+    const txtRecords = await dns.resolveTxt(domain);
+
+    // Filter for only email related TXT records (SPF, DKIM, DMARC, and certain provider verifications)
+    const emailTxtRecords = txtRecords.filter(record => {
+      const recordString = record.join('');
+      return (
+        recordString.startsWith('v=spf1') ||
+        recordString.startsWith('v=DKIM1') ||
+        recordString.startsWith('v=DMARC1') ||
+        recordString.startsWith('protonmail-verification=') ||
+        recordString.startsWith('google-site-verification=') || // Google Workspace
+        recordString.startsWith('MS=') || // Microsoft 365
+        recordString.startsWith('zoho-verification=') || // Zoho
+        recordString.startsWith('titan-verification=') || // Titan
+        recordString.includes('bluehost.com') // BlueHost
+      );
+    });
+
+    // Identify specific mail services
+    const mailServices = emailTxtRecords.map(record => {
+      const recordString = record.join('');
+      if (recordString.startsWith('protonmail-verification=')) {
+        return { provider: 'ProtonMail', value: recordString.split('=')[1] };
+      } else if (recordString.startsWith('google-site-verification=')) {
+        return { provider: 'Google Workspace', value: recordString.split('=')[1] };
+      } else if (recordString.startsWith('MS=')) {
+        return { provider: 'Microsoft 365', value: recordString.split('=')[1] };
+      } else if (recordString.startsWith('zoho-verification=')) {
+        return { provider: 'Zoho', value: recordString.split('=')[1] };
+      } else if (recordString.startsWith('titan-verification=')) {
+        return { provider: 'Titan', value: recordString.split('=')[1] };
+      } else if (recordString.includes('bluehost.com')) {
+        return { provider: 'BlueHost', value: recordString };
+      } else {
+        return null;
+      }
+    }).filter(record => record !== null);
+
+    // Check MX records for Yahoo
+    const yahooMx = mxRecords.filter(record => record.exchange.includes('yahoodns.net'));
+    if (yahooMx.length > 0) {
+      mailServices.push({ provider: 'Yahoo', value: yahooMx[0].exchange });
+    }
+
+    return {
+      statusCode: 200,
+      body: JSON.stringify({
+        mxRecords,
+        txtRecords: emailTxtRecords,
+        mailServices,
+      }),
+    };
+  } catch (error) {
+    if (error.code === 'ENOTFOUND' || error.code === 'ENODATA') {
+      return {
+        statusCode: 200,
+        body: JSON.stringify({ skipped: 'No mail server in use on this domain' }),
+      };
+    } else {
+      return {
+        statusCode: 500,
+        body: JSON.stringify({ error: error.message }),
+      };
+    }
+  }
+};

src/components/Results/MailConfig.tsx

@@ -0,0 +1,45 @@
+
+import { Card } from 'components/Form/Card';
+import Row from 'components/Form/Row';
+import Heading from 'components/Form/Heading';
+import colors from 'styles/colors';
+
+const cardStyles = ``;
+
+const MailConfigCard = (props: {data: any, title: string, actionButtons: any }): JSX.Element => {
+  const mailServer = props.data;
+  const txtRecords = (mailServer.txtRecords || []).join('').toLowerCase() || '';
+  return (
+    <Card heading={props.title} actionButtons={props.actionButtons} styles={cardStyles}>
+      <Heading as="h3" color={colors.primary} size="small">Mail Security Checklist</Heading>
+      <Row lbl="SPF" val={txtRecords.includes('spf')} />
+      <Row lbl="DKIM" val={txtRecords.includes('dkim')} />
+      <Row lbl="DMARC" val={txtRecords.includes('dmarc')} />
+      <Row lbl="BIMI" val={txtRecords.includes('bimi')} />
+
+      { mailServer.mxRecords && <Heading as="h3" color={colors.primary} size="small">MX Records</Heading>}
+      { mailServer.mxRecords && mailServer.mxRecords.map((record: any) => (
+          <Row lbl="" val="">
+            <span>{record.exchange}</span>
+            <span>{record.priority ? `Priority: ${record.priority}` : ''}</span>
+          </Row>
+        ))
+      }
+      { mailServer.mailServices.length > 0 && <Heading as="h3" color={colors.primary} size="small">External Mail Services</Heading>}
+      { mailServer.mailServices && mailServer.mailServices.map((service: any) => (
+        <Row lbl={service.provider} val={service.value} />
+        ))
+      }
+
+      { mailServer.txtRecords && <Heading as="h3" color={colors.primary} size="small">Mail-related TXT Records</Heading>}
+      { mailServer.txtRecords && mailServer.txtRecords.map((record: any) => (
+          <Row lbl="" val="">
+            <span>{record}</span>
+          </Row>
+        ))
+      }
+    </Card>
+  );
+}
+
+export default MailConfigCard;

src/components/misc/ProgressBar.tsx

@@ -194,6 +194,7 @@ const jobNames = [
   'hosts',
   'quality',
   'cookies',
+  'ssl',
   // 'server-info',
   'redirects',
   'robots-txt',
@@ -207,7 +208,7 @@ const jobNames = [
   'security-txt',
   'social-tags',
   'linked-pages',
-  'mail-server',
+  'mail-config',
   // 'whois',
   'features',
   'carbon',

src/pages/Results.tsx

@@ -47,6 +47,7 @@ import TechStackCard from 'components/Results/TechStack';
 import SecurityTxtCard from 'components/Results/SecurityTxt';
 import ContentLinksCard from 'components/Results/ContentLinks';
 import SocialTagsCard from 'components/Results/SocialTags';
+import MailConfigCard from 'components/Results/MailConfig';
 
 import keys from 'utils/get-keys';
 import { determineAddressType, AddressType } from 'utils/address-type-checker';
@@ -397,6 +398,14 @@ const Results = (): JSX.Element => {
     fetchRequest: () => fetch(`${api}/content-links?url=${address}`).then(res => parseJson(res)),
   });
 
+  // Get mail config for server, based on DNS records
+  const [mailConfigResults, updateMailConfigResults] = useMotherHook({
+    jobId: 'mail-config',
+    updateLoadingJobs,
+    addressInfo: { address, addressType, expectedAddressTypes: urlTypeOnly },
+    fetchRequest: () => fetch(`${api}/mail-config?url=${address}`).then(res => parseJson(res)),
+  });
+
   /* Cancel remaining jobs after  10 second timeout */
   useEffect(() => {
     const checkJobs = () => {
@@ -443,6 +452,7 @@ const Results = (): JSX.Element => {
     { id: 'txt-records', title: 'TXT Records', result: txtRecordResults, Component: TxtRecordCard, refresh: updateTxtRecordResults },
     { id: 'hsts', title: 'HSTS Check', result: hstsResults, Component: HstsCard, refresh: updateHstsResults },
     { id: 'whois', title: 'Domain Info', result: whoIsResults, Component: WhoIsCard, refresh: updateWhoIsResults },
+    { id: 'mail-config', title: 'Email Configuration', result: mailConfigResults, Component: MailConfigCard, refresh: updateMailConfigResults },
     { id: 'dns-server', title: 'DNS Server', result: dnsServerResults, Component: DnsServerCard, refresh: updateDnsServerResults },
     { id: 'social-tags', title: 'Social Tags', result: socialTagResults, Component: SocialTagsCard, refresh: updateSocialTagResults },
     { id: 'linked-pages', title: 'Linked Pages', result: linkedPagesResults, Component: ContentLinksCard, refresh: updateLinkedPagesResults },