{"id":30186,"date":"2021-01-18T03:26:01","date_gmt":"2021-01-17T19:26:01","guid":{"rendered":"https:\/\/web.mwwsb.com.my\/pjci\/?post_type=kb&p=30186"},"modified":"2022-09-08T20:13:51","modified_gmt":"2022-09-08T12:13:51","slug":"smtp-error-0x800ccc60","status":"publish","type":"kb","link":"https:\/\/www.casbay.com\/guide\/kb\/smtp-error-0x800ccc60","title":{"rendered":"SMTP Error 0x800CCC60"},"content":{"rendered":"\t\t
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SMTP Error 0x800CCC60<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Error:<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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The SMTP server returned an error \u2013><\/p>

Account: \u2018accountname\u2019,
Server: \u2018domain.com.my\u2019,
Protocol: SMTP,
Server Response: \u2018rblsmtpd: pid 11559: 451\u00a0Blocklist Removal Center\u2018,
Port: 25, Secure(SSL): No,
Error Number: 0x800CCC60<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Root Cause:<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Your server is as of now under \u2018OPEN RELAY<\/strong>\u2019. This implies your server being utilized by spammers to convey spam messages.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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How to Fix Outlook SMTP Error 0x800CCC60<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Method 1- Check Account Settings<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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  1. Firstly, open Outlook and go to the Tools<\/strong> menu or file tab.<\/li>
  2. Select Account Settings<\/strong> and open email.<\/li>
  3. Next, double click on account and click on More Settings<\/strong>.<\/li>
  4. Check and verify your email and password.<\/li>
  5. After that, make sure to enable the authentication<\/strong> while sending email.\u00a0<\/li>
  6. Lastly, verify the port number<\/strong> is correct ( set to 25 or 587).<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Method 2- Disable Firewall<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    1. Firstly, open the firewall that installed on your PC.<\/li>
    2. Secondly, select Advanced settings<\/strong> in Control Panel and check whether Outlook is blocked or not. If Outlook is blocked, then unblocks it.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Method 3- Check Blacklist IPS<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      1. Firstly, log into whatismyipaddress and check your IP address.<\/li>
      2. Then, open the firewall and check the blocked column<\/strong> of your IP address.<\/li>
      3. If your IP is in blacklist, remove them and then Save<\/strong> the Setting.<\/li><\/ol>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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        Read more on How to Prevent Emails from Junk folder<\/a>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

        SMTP Error 0x800CCC60 Error: The SMTP server returned an error \u2013> Account: \u2018accountname\u2019,Server: \u2018domain.com.my\u2019,Protocol: SMTP,Server Response: \u2018rblsmtpd: pid 11559: 451\u00a0Blocklist Removal Center\u2018,Port: 25, Secure(SSL): No,Error Number: 0x800CCC60 Root Cause: Your server is as of now under \u2018OPEN RELAY\u2019. This implies your server being utilized by spammers to convey spam messages. How to Fix Outlook SMTP […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"kbtopic":[49],"kbtag":[106],"mkb_version":[],"_links":{"self":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb\/30186"}],"collection":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb"}],"about":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/types\/kb"}],"author":[{"embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/comments?post=30186"}],"version-history":[{"count":9,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb\/30186\/revisions"}],"predecessor-version":[{"id":37879,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb\/30186\/revisions\/37879"}],"wp:attachment":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/media?parent=30186"}],"wp:term":[{"taxonomy":"kbtopic","embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kbtopic?post=30186"},{"taxonomy":"kbtag","embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kbtag?post=30186"},{"taxonomy":"mkb_version","embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/mkb_version?post=30186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}