1. Domini
3. Posta elettronica- 195 - IMAP - Outlook Express
- 263 - IMAP - Microsoft Outlook
- 264 - IMAP - Microsoft Outlook 2007
- 265 - IMAP - Microsoft Outlook 2003
- 266 - IMAP - Windows Mail
- 267 - IMAP - Windows Live Mail
- 268 - IMAP - Mozilla-Netscape
- 269 - IMAP - Microsoft Outlook 2000
- 418 - IMAP - Mozilla-Thunderbird
- 578 - IMAP - MAC Mail
- 811 - IMAP - Mozilla - Thunderbird 12.0.1.
- 835 - IMAP - Microsoft Outlook 2010
- 859 - IMAP - Outlook 2011 per MAC
- 966 - IMAP - Mozilla - Thunderbird 17.0.5.
- 1310 - Outlook 2016