Free SMTP Server Sending Limit

Source: Internet
Author: User
Keywords free outgoing smtp server smtp server sending limit smtp sending limits
Recently, I am considering the issue of C# program sending emails for free. I mainly learn about free SMTP server and related stability. The following is the relevant information I found. I have not tested it. I hope to post it for discussion.
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Sending restrictions and reposting of commonly used free SMTP services

GMail free mailbox http://gmail.google.com
SMTP server: smtp.gmail.com
Strategy: Sending delay 0, daily sending volume limit 50 (the daily sending volume of GMail is dynamically controlled)
Open POP3/SMTP: need to open
Note: The gmail mailbox may be locked and needs to be unlocked.
Evaluation: The sending is a bit slow (the server is abroad), and the number of GMail mailboxes with older applications is relatively large (500/day)

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NetEase free mailbox http://mail.126.com, http://mail.163.com, http://mail.yeah.net
NetEase series mailboxes (126.com, 163.com, yeah.net)
SMTP server: smtp.126.com, smtp.163.com, smtp.yeah.net
Strategy: Sending delay 20 seconds, daily sending volume limit 50
Open POP3/SMTP: need to open
Remarks:
Evaluation: No

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AOL free email http://mail.aol.com
SMTP server: smtp.aol.com,
Strategy: Sending delay 5, daily sending limit 100
Enable POP3/SMTP: not required
Note: AOL is a well-known American portal website, English version.
Evaluation: Sending foreign mail is better than domestic mail.

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GMX free mailbox http://www.gmx.com
SMTP server: smtp.gmx.com
Strategy: Sending delay 5, daily sending limit 100
Enable POP3/SMTP: not required
Note: GMX is an old German mailbox, English version.
Evaluation: Sending foreign mail is better than domestic mail.

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Gawab free email http://www.gawab.com
SMTP server: smtp.gawab.com
Strategy: Sending delay 5, daily sending limit 100
Open POP3/SMTP: need to open
Note: Gawab is an old American mailbox, English version.
Evaluation: Sending foreign mail is better than domestic mail.

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QQ free mailbox http://mail.qq.com
SMTP server: smtp.qq.com
Strategy: Sending delay 45, daily sending volume limit 50
Open POP3/SMTP: need to open
Remarks: The newly activated QQ mailbox can use the POP3/SMTP function after 14 days
Evaluation:

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Sohu free mailbox http://mail.sohu.com
SMTP server: smtp.sohu.com
Strategy: Sending delay 135, daily sending limit 100
Enable POP3/SMTP: not required
Remarks: None
Evaluation: No

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Yahoo free mailbox http://mail.yahoo.com.cn
SMTP server: smtp.mail.yahoo.com
Strategy: Sending delay 5, daily sending limit 100
Open POP3/SMTP: 10 yuan per month.
Note: This email includes @yahoo.com, @yahoo.com.cn, @yahoo.cn
Evaluation: No

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China Mobile 139 free mailbox http://mail.139.com
SMTP server: smtp.139.com, SSL: No, server port: 25
Strategy: Sending delay 15 and daily sending limit 100
Enable POP3/SMTP: not required
Remarks:
Evaluation: No

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Foxmail free mailbox http://mail.foxmail.com
SMTP server: smtp.foxmail.com
Strategy: Sending delay 45, daily sending volume limit 50
Open POP3/SMTP: need to open
Remarks:
Evaluation: No

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Sina free mailbox http://mail.sina.com
SMTP server: smtp.sina.com, SSL: No, server port: 25
Strategy: Sending delay 130, daily sending volume limit 30
Open POP3/SMTP: need to open
Remarks:
Evaluation: No

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HotMail, Windows live Mail free mailbox http://mail.live.com
SMTP server: smtp.live.com, SSL: No, server port: 25
Strategy: Sending delay 10, daily sending limit 100
Enable POP3/SMTP: not required
Remarks:
Evaluation: No

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