{"id":8640,"date":"2025-03-06T02:59:05","date_gmt":"2025-03-06T02:59:05","guid":{"rendered":"https:\/\/pariswells.com\/blog\/?p=8640"},"modified":"2026-03-30T08:47:21","modified_gmt":"2026-03-30T08:47:21","slug":"smtp-dane","status":"publish","type":"post","link":"https:\/\/pariswells.com\/blog\/research\/smtp-dane","title":{"rendered":"SMTP DANE"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Check for <a href=\"https:\/\/www.cswrld.com\/2024\/04\/how-to-enable-mta-sts-in-office-365\/\">How to enable MTA-STS in Office 365 | Cybersecurity World<\/a> first as DANE can break this <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check DNS Sec first on Domain <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/dnssec-debugger.verisignlabs.com\/\">DNSSEC Debugger<\/a> ( Make sure all Green ) <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">365 <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Outbound<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">Connect-ExchangeOnline\nEnable-DnssecForVerifiedDomain -DomainName \"domain.com\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output give you MX records<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Put this as Lower Priority <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Run <a href=\"https:\/\/testconnectivity.microsoft.com\/tests\/O365InboundSmtp\/input\" target=\"_blank\" rel=\"noreferrer noopener\">Inbound SMTP Email test<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Move Old Record to Lower then the new Record to 0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/testconnectivity.microsoft.com\/tests\/O365DaneValidation\/input\" target=\"_blank\" rel=\"noreferrer noopener\">DNSSEC and DANE Validation Test<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Inbound<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">Enable-SmtpDaneInbound -DomainName \"domain.com\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/testconnectivity.microsoft.com\/tests\/O365DaneValidation\/input\" target=\"_blank\" rel=\"noreferrer noopener\">DNSSEC and DANE Validation Test<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Outbound can be forced as well<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/techcommunity.microsoft.com\/blog\/exchange\/announcing-smtp-dane--mta-sts-connector-modes-in-exchange-online\/4501005\">https:\/\/techcommunity.microsoft.com\/blog\/exchange\/announcing-smtp-dane&#8211;mta-sts-connector-modes-in-exchange-online\/4501005<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Check for How to enable MTA-STS in Office 365 | Cybersecurity World first as DANE can break this Check DNS Sec first on Domain DNSSEC Debugger ( [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8640","post","type-post","status-publish","format-standard","hentry","category-research"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Check for How to enable MTA-STS in Office 365 | Cybersecurity World first as DANE can break this Check DNS Sec first on Domain DNSSEC Debugger ( Make sure all Green ) 365 Outbound Connect-ExchangeOnline Enable-DnssecForVerifiedDomain -DomainName &quot;domain.com&quot; Output give you MX records Put this as Lower Priority Run Inbound SMTP Email test Move Old\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"paris\"\/>\n\t<link rel=\"canonical\" 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