{"version":"1.0","provider_name":"Mailercloud Blog","provider_url":"https:\/\/www.mailercloud.com\/blog","author_name":"Shigha Tharayil","author_url":"https:\/\/www.mailercloud.com\/blog\/author\/shigha","title":"Choose the Right SMTP Port: Understanding Port 25, Port 587, and Port 465","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"67WqYOl8xv\"><a href=\"https:\/\/www.mailercloud.com\/blog\/choosing-right-smtp-ports-25-465-587\">Choosing the Right SMTP Port: A Guide to Understanding Email Ports 25, 465, &#038; 587<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.mailercloud.com\/blog\/choosing-right-smtp-ports-25-465-587\/embed#?secret=67WqYOl8xv\" width=\"600\" height=\"338\" title=\"&#8220;Choosing the Right SMTP Port: A Guide to Understanding Email Ports 25, 465, &#038; 587&#8221; &#8212; Mailercloud Blog\" data-secret=\"67WqYOl8xv\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.mailercloud.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.mailercloud.com\/blog\/wp-content\/uploads\/2024\/10\/banner.jpg","thumbnail_width":760,"thumbnail_height":420,"description":"Learn about the role of different SMTP ports in email transmission. This guide explains the importance of choosing the right SMTP port, including port 25, port 587, and how they impact email deliverability and security. Discover how each port functions to optimize your email-sending process."}