If GMail did reverse DNS lookup and refused connections, then how could i use my desktop email client, like thunderbird, to send mails via gmail's smtp? – Piotr Findeisen Dec 10 '11 at 23:58 add a comment |

GMail IMAP settings for Outlook - configure GMail Outlook This online utility generates IMAP configuration for Outlook and Outlook Express to use it with GMail. Simply fill your Gmail address (and optional password and display name) and this online tool generates complette configuration settings for Outlook Express. Save the file to your computer, go to Outlook Express, click Tools menu -> Accounts -> Import and select the downloaded file with Yahoo SMTP Settings - A Know-How Guide for a Beginner Yahoo is also there with Google when it comes to security. There is an added layer of security to your Yahoo account called “Less Secure Apps”.When a third party server tries to read or enter into your Yahoo mail account, it gets blocked by Yahoo servers if their security is not upto Yahoo’s standard.Generally, it is not recommended to enable “Less Secure Apps” option as enabling it

How To Use Google's SMTP Server | DigitalOcean

Yahoo is also there with Google when it comes to security. There is an added layer of security to your Yahoo account called “Less Secure Apps”.When a third party server tries to read or enter into your Yahoo mail account, it gets blocked by Yahoo servers if their security is not upto Yahoo’s standard.Generally, it is not recommended to enable “Less Secure Apps” option as enabling it How to use Gmail as your SMTP server - Lifehacker Also, since Gmail SMTP does not use port 25, I've yet to see an ISP that won't allow me to send mail through it." Thanks, David! G/O Media may get a commission. 10% off Blue Light Glasses.

Gmail SMTP Settings & Security Measures Demystified | WP

Gmail SMTP settings — here is what you need to send emails Oct 05, 2019