Notice: Function _load_textdomain_just_in_time was called incorrectly. Translation loading for the wordpress-seo domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the init action or later. Please see Debugging in WordPress for more information. (This message was added in version 6.7.0.) in /home1/jangomai/public_html/wp-includes/functions.php on line 6114

Notice: Function _load_textdomain_just_in_time was called incorrectly. Translation loading for the wphb domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the init action or later. Please see Debugging in WordPress for more information. (This message was added in version 6.7.0.) in /home1/jangomai/public_html/wp-includes/functions.php on line 6114

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893

Warning: Cannot modify header information - headers already sent by (output started at /home1/jangomai/public_html/wp-includes/functions.php:6114) in /home1/jangomai/public_html/wp-includes/rest-api/class-wp-rest-server.php on line 1893
1.0JangoMail | Email Marketing, API and SMTP Relayhttps://jangomail.comstevehttps://jangomail.com/author/steve/SPF Records - JangoMail | Email Marketing, API and SMTP Relayrich600338<blockquote class="wp-embedded-content" data-secret="ZdhiK304ow"><a href="https://jangomail.com/spf-records/">SPF Records</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://jangomail.com/spf-records/embed/#?secret=ZdhiK304ow" width="600" height="338" title="“SPF Records” — JangoMail | Email Marketing, API and SMTP Relay" data-secret="ZdhiK304ow" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); </script> SPF records are key for email delivery. It is part of a multi-pronged approach by companies to set up authentication for their domain(s).