{"id":5796,"date":"2020-02-20T13:00:47","date_gmt":"2020-02-20T13:00:47","guid":{"rendered":"https:\/\/cloudkul.com\/blog\/?p=5796"},"modified":"2023-01-17T10:33:03","modified_gmt":"2023-01-17T10:33:03","slug":"smtp-protocol","status":"publish","type":"post","link":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/","title":{"rendered":"SMTP Mail providers for sending bulk emails"},"content":{"rendered":"<h2><strong>SMTP<\/strong><\/h2>\n<p><strong>S<\/strong>imple<strong> M<\/strong>ail<strong> T<\/strong>ransfer<strong> P<\/strong>rotocol (<strong>SMTP<\/strong>) is the standard protocol for email transmission over the internet.<\/p>\n<h2><span style=\"color: #000000;\"><strong>Benefits of SMTP implementation<\/strong><\/span><\/h2>\n<ul>\n<li><span style=\"color: #000000;\">Checks mail delivery.<\/span><\/li>\n<li><span style=\"color: #000000;\"><span class=\"word\">Smtp\u00a0<\/span><span class=\"word\">mail\u00a0<\/span><span class=\"word\">server\u00a0<\/span><span class=\"word\">allows\u00a0<\/span><span class=\"word\">zero\u00a0<\/span><span class=\"word\">risk\u00a0<\/span><span class=\"word\">expansion, when <\/span><span class=\"word\">required.<\/span><\/span><\/li>\n<li><span style=\"color: #000000;\">Furthermore provides Analytics<\/span><\/li>\n<li><span style=\"color: #000000;\">Ensures mail delivery without any corruption.<\/span><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Limitations of SMTP implementation<\/strong><\/span><\/h2>\n<ul>\n<li><span style=\"color: #000000;\"><span class=\"word\">The\u00a0<\/span><span class=\"word\">outbox\u00a0<\/span><span class=\"word\">is\u00a0<\/span><span class=\"word\">capable\u00a0<\/span><span class=\"word\">of\u00a0<\/span><span class=\"word\">holding\u00a0<\/span><span class=\"word\">two\u00a0<\/span><span class=\"word\">emails\u00a0<\/span><span class=\"word\">at\u00a0<\/span><span class=\"word\">once.<\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span class=\"word\">All\u00a0<\/span><span class=\"word\">email\u00a0<\/span><span class=\"word\">addresses\u00a0<\/span><span class=\"word\">are\u00a0<\/span><span class=\"word\">limited\u00a0<\/span><span class=\"word\">to\u00a0<\/span><span class=\"word\">a\u00a0<\/span><span class=\"word\">single\u00a0<\/span><span class=\"word\">address\u00a0<\/span><span class=\"word\">and\u00a0<\/span><span class=\"word\">40\u00a0<\/span><span class=\"word\">characters.<\/span><\/span><\/li>\n<li>The advanced email message text is limited to a maximum length of 4095 characters.<\/li>\n<li><span style=\"color: #000000;\"><span class=\"word\">An\u00a0<\/span><span class=\"word\">email\u00a0<\/span><span class=\"word\">may\u00a0<\/span><span class=\"word\">be\u00a0<\/span><span class=\"word\">attached\u00a0<\/span><span class=\"word\">with\u00a0<\/span><span class=\"word\">a\u00a0<\/span><span class=\"word\">maximum\u00a0<\/span><span class=\"word\">of\u00a0<\/span><span class=\"word\">one\u00a0<\/span><span class=\"word\">file.<\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span class=\"word\">There\u00a0<\/span><span class=\"word\">has\u00a0<\/span><span class=\"word\">to\u00a0<\/span><span class=\"word\">be\u00a0<\/span><span class=\"word\">a\u00a0<\/span><span class=\"word\">network\u00a0<\/span><span class=\"word\">interface\u00a0<\/span><span class=\"word\">connection\u00a0<\/span><span class=\"word\">open.<\/span><\/span><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Email providers<\/strong><\/span><\/h2>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Gmail<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Amazon<\/strong> <strong>SES ( Simple Email Service )<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Sendgrid<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Outlook<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Zoho workplace<\/strong><\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Mailchimp\/Mandrill<\/strong><\/span><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Gmail<\/strong><\/span><\/h2>\n<ul>\n<li style=\"text-align: justify;\"><span class=\"word\">Gmail\u00a0<\/span><span class=\"word\">is\u00a0<\/span><span class=\"word\">a\u00a0<\/span><span class=\"word\">free,\u00a0<\/span><span class=\"word\">Google\u00a0<\/span><span class=\"word\">built\u00a0<\/span><span class=\"word\">email\u00a0<\/span><span class=\"word\">service.\u00a0<\/span><span class=\"word\">On\u00a0<\/span><span class=\"word\">the\u00a0<\/span><span class=\"word\">web,\u00a0<\/span><span class=\"word\">users\u00a0<\/span><span class=\"word\">can\u00a0<\/span><span class=\"word\">access <\/span><span class=\"word\">Gmail\u00a0<\/span><span class=\"word\">and\u00a0<\/span><span class=\"word\">use <\/span><span class=\"word\">third-party programs that synchronize email content via POP or IMAP protocol.<\/span><\/li>\n<li><strong>Gmail sending limits <\/strong><strong>click<\/strong> <a href=\"https:\/\/support.google.com\/a\/answer\/166852?hl=en\">here.<\/a><\/li>\n<li><strong>Pricing<\/strong> <a href=\"https:\/\/gsuite.google.co.in\/intl\/en_in\/pricing.html\">Plans.<\/a><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Amazon SES<\/strong><\/span><\/h2>\n<ul>\n<li>It\u00a0is a cost effective email service based on the reliable and scalable infrastructure developed by amazon to serve its own client base.<\/li>\n<li><strong>sending<\/strong><a href=\"https:\/\/docs.aws.amazon.com\/ses\/latest\/DeveloperGuide\/quotas.html\"> limits.<\/a><\/li>\n<li><strong>AWS\u00a0SES<\/strong> <a href=\"https:\/\/aws.amazon.com\/ses\/pricing\/\">Pricing.<\/a><\/li>\n<li><strong>SES and<\/strong> <a href=\"https:\/\/docs.aws.amazon.com\/ses\/latest\/DeveloperGuide\/sending-concepts-deliverability.html\">deliverability<\/a><\/li>\n<li><strong>How to manage your Bounce<\/strong> <a href=\"https:\/\/aws.amazon.com\/blogs\/messaging-and-targeting\/5-ways-to-decrease-your-bounce-rate\/\">Rate?<\/a><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Sendgrid<\/strong><\/span><\/h2>\n<p>It is a cloud-based SMTP provider that enables you to send email without the need for email servers.<\/p>\n<h2><span style=\"color: #000000;\"><strong>Limits<\/strong><\/span><\/h2>\n<ul>\n<li>Send up to 40,000 emails for 30 days, then send 100 emails\/day free forever.<\/li>\n<li style=\"text-align: justify;\">There are rate limits on how often you can call the endpoint v3 Mail Send. At their endpoint we can currently make up to 10,000 requests per second. each email you send can contain up to 1000 receivers.<\/li>\n<li style=\"text-align: justify;\">The total size of emails sent via the endpoint of the v3 mail send is limited to 30 MB. That means your message&#8217;s maximum attachment size depends on the size of the rest of the stuff.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><strong>Sendgrid<\/strong> <a href=\"https:\/\/sendgrid.com\/pricing\/\">Pricing.<\/a><\/p>\n<h2><span style=\"color: #000000;\"><strong>Outlook<\/strong><\/span><\/h2>\n<ul>\n<li><span class=\"word\">It\u00a0<\/span><span class=\"word\">is a <\/span><span class=\"word\">Microsoft&#8217;s web based suite of webmail, contacts, projects &amp; calender services.<\/span><\/li>\n<li><strong>Sending<\/strong> <a href=\"https:\/\/www.msoutlook.info\/question\/235\">Limits.<\/a><\/li>\n<li><strong>Pricing<\/strong> <a href=\"https:\/\/www.microsoft.com\/en-us\/microsoft-365\/business\/compare-more-office-365-for-business-plans\">Plans.<\/a><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Zoho<\/strong><\/span><\/h2>\n<ul>\n<li>Zoho Mail is an email platform that provides a combination of ad-free, clean, streamlined interface and powerful business- and professional-oriented features.<\/li>\n<li><strong>Sending<\/strong> <a href=\"https:\/\/help.zoho.com\/portal\/en\/kb\/articles\/email-limits\">Limits.<\/a><\/li>\n<li><strong>For\u00a0Pricing<\/strong> <a href=\"https:\/\/www.zoho.com\/workplace\/pricing.html\">visit<\/a>.<\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Mandrill\/Mailchimp<\/strong><\/span><\/h2>\n<ul>\n<li style=\"text-align: justify;\">Mandrill, a Mailchimp-built transactional email platform, is a powerful delivery service, that can be used for personalized emails, one-to-one emails etc.<\/li>\n<li>Sending <a href=\"https:\/\/mailchimp.com\/help\/about-legacy-pricing-plan\/\">Limits.<\/a><\/li>\n<li><strong>Pricing is as per<\/strong> <a href=\"https:\/\/mailchimp.com\/pricing\/?gclid=EAIaIQobChMI0Nb789rd5wIVCiQrCh2XWwbNEAAYAiAAEgKoI_D_BwE&amp;gclsrc=aw.ds\">plans.<\/a><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Conclusion<\/strong><\/span><\/h2>\n<p>To conclude, the improvement of the SMTP protocol will lead to the creation of a better mail environment with greater efficiency and high performance of the email server. We also have developed a ready-to-use extension for e-commerce platforms including <a href=\"https:\/\/store.webkul.com\/magento2-smtp-extension.html\" target=\"_blank\" rel=\"noopener\">Magento 2 SMTP<\/a>.<\/p>\n<p><strong><em>In case of any help or query, please\u00a0<a href=\"https:\/\/cloudkul.com\/contact\/\">contact<\/a>\u00a0us\u00a0<\/em><em>or raise a\u00a0<a href=\"https:\/\/webkul.uvdesk.com\/en\/customer\/create-ticket\/\">ticket<\/a><\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SMTP Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the <a class=\"text-primary\" title=\"read more\" href=\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/\">[&#8230;]<\/a><\/p>\n","protected":false},"author":31,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[275,276,178,273,274,277,278,271,279,272,280,556],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SMTP Mail providers for sending bulk emails - Cloudkul<\/title>\n<meta name=\"description\" content=\"Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the internet.In simple words, it can be defined as :\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SMTP Mail providers for sending bulk emails - Cloudkul\" \/>\n<meta property=\"og:description\" content=\"Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the internet.In simple words, it can be defined as :\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/\" \/>\n<meta property=\"og:site_name\" content=\"Cloudkul\" \/>\n<meta property=\"article:published_time\" content=\"2020-02-20T13:00:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-17T10:33:03+00:00\" \/>\n<meta name=\"author\" content=\"Bhawana Dehran\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/\",\"url\":\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/\",\"name\":\"SMTP Mail providers for sending bulk emails - Cloudkul\",\"isPartOf\":{\"@id\":\"https:\/\/cloudkul.com\/blog\/#website\"},\"datePublished\":\"2020-02-20T13:00:47+00:00\",\"dateModified\":\"2023-01-17T10:33:03+00:00\",\"author\":{\"@id\":\"https:\/\/cloudkul.com\/blog\/#\/schema\/person\/1c8f54067c7f81f91da6df1534ce8d62\"},\"description\":\"Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the internet.In simple words, it can be defined as :\",\"breadcrumb\":{\"@id\":\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/cloudkul.com\/blog\/smtp-protocol\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/cloudkul.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"SMTP Mail providers for sending bulk emails\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/cloudkul.com\/blog\/#website\",\"url\":\"https:\/\/cloudkul.com\/blog\/\",\"name\":\"Cloudkul\",\"description\":\"Host your eCommerce Store on AWS with Optimized Performance\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/cloudkul.com\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/cloudkul.com\/blog\/#\/schema\/person\/1c8f54067c7f81f91da6df1534ce8d62\",\"name\":\"Bhawana Dehran\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/cloudkul.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/5f035955c6c9130a5f553568a78b245c?s=96&d=https%3A%2F%2Fs.gravatar.com%2Favatar%2F6148c37469011bc2f8e491ca8f5de495%3Fs%3D80&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/5f035955c6c9130a5f553568a78b245c?s=96&d=https%3A%2F%2Fs.gravatar.com%2Favatar%2F6148c37469011bc2f8e491ca8f5de495%3Fs%3D80&r=g\",\"caption\":\"Bhawana Dehran\"},\"description\":\"Business Development Executive\",\"url\":\"https:\/\/cloudkul.com\/blog\/author\/bhawanadehran-bd033\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"SMTP Mail providers for sending bulk emails - Cloudkul","description":"Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the internet.In simple words, it can be defined as :","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/","og_locale":"en_US","og_type":"article","og_title":"SMTP Mail providers for sending bulk emails - Cloudkul","og_description":"Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the internet.In simple words, it can be defined as :","og_url":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/","og_site_name":"Cloudkul","article_published_time":"2020-02-20T13:00:47+00:00","article_modified_time":"2023-01-17T10:33:03+00:00","author":"Bhawana Dehran","twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/","url":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/","name":"SMTP Mail providers for sending bulk emails - Cloudkul","isPartOf":{"@id":"https:\/\/cloudkul.com\/blog\/#website"},"datePublished":"2020-02-20T13:00:47+00:00","dateModified":"2023-01-17T10:33:03+00:00","author":{"@id":"https:\/\/cloudkul.com\/blog\/#\/schema\/person\/1c8f54067c7f81f91da6df1534ce8d62"},"description":"Simple Mail Transfer Protocol (SMTP) is the standard protocol for email transmission over the internet.In simple words, it can be defined as :","breadcrumb":{"@id":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/cloudkul.com\/blog\/smtp-protocol\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/cloudkul.com\/blog\/smtp-protocol\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/cloudkul.com\/blog\/"},{"@type":"ListItem","position":2,"name":"SMTP Mail providers for sending bulk emails"}]},{"@type":"WebSite","@id":"https:\/\/cloudkul.com\/blog\/#website","url":"https:\/\/cloudkul.com\/blog\/","name":"Cloudkul","description":"Host your eCommerce Store on AWS with Optimized Performance","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/cloudkul.com\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/cloudkul.com\/blog\/#\/schema\/person\/1c8f54067c7f81f91da6df1534ce8d62","name":"Bhawana Dehran","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/cloudkul.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/5f035955c6c9130a5f553568a78b245c?s=96&d=https%3A%2F%2Fs.gravatar.com%2Favatar%2F6148c37469011bc2f8e491ca8f5de495%3Fs%3D80&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/5f035955c6c9130a5f553568a78b245c?s=96&d=https%3A%2F%2Fs.gravatar.com%2Favatar%2F6148c37469011bc2f8e491ca8f5de495%3Fs%3D80&r=g","caption":"Bhawana Dehran"},"description":"Business Development Executive","url":"https:\/\/cloudkul.com\/blog\/author\/bhawanadehran-bd033\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/posts\/5796"}],"collection":[{"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/users\/31"}],"replies":[{"embeddable":true,"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/comments?post=5796"}],"version-history":[{"count":76,"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/posts\/5796\/revisions"}],"predecessor-version":[{"id":13437,"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/posts\/5796\/revisions\/13437"}],"wp:attachment":[{"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/media?parent=5796"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/categories?post=5796"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cloudkul.com\/blog\/wp-json\/wp\/v2\/tags?post=5796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}