How to avoid SMTP disclosure website true IP?

I. WordPress Comment Reply Using SMTP Send Mail Reminder. How does the website real IP are leaked? 3. What effect will I have after website real IP leak? IV. How to avoid SMTP disclosure website true IP? content

Since the website has been hanging several times, I always flustered, like a small website like May, if I am really malicious attack, I will basically have finished playing, so I have to pay attention to the security of the website. I have left a question on the website construction schedule: I use SMTP to send comments to reply to the real IP, today we will solve it.

I. WordPress Comment Reply Using SMTP Send Mail Reminder

I don’t know how to use SMTP to send a message to reply, please go to “WordPress Review Reply to use SMTP Send Mail Reminder”.

II. How is the website real IP leaked?

When we use SMTP to reply to the commentator comment, it will automatically send a reminder message to each other, and the real IP of your website has also been revealed to each other.

3. What effect will I have after website real IP leak?

Let’s take a look at a paragraph of Zhang Ge blog:

Many technical nouns May are not particularly understanding, but through the above text, as a small station, at least know: Real IP cannot be exposed to the public, if it is maliciously utilized, our CDN protection has become meaningless. Therefore, it must have a security awareness of website, and there is no luck. It is said that the result will happen. Before you have, you must solve the problem in advance!

IV. How to avoid SMTP disclosure website true IP?

According to May, many bloggers are used by SendColud mail generation services, and the configuration is slightly cumbersome. If you have interested small partners, you can go to Baidu to find the relevant tutorial.

May still want to solve this problem through the simplest operation. After many tests, I found 163, QQ and other mailboxes will leak the website real IP, but if the Alibaba Cloud Enterprise Mailbox, you can automatically hide the true IP, perfect to avoid the risk of SMTP leak IP. But if you don’t have Ali Cloud mailbox, go to Ali Cloud to register a domain name, such as May 90.xyz this domain named by May, with a domain name, you can also use Alibaba Cloud’s enterprise mailbox, May feel Still quite cost-effective. Let’s share the SMTP sender settings of Ali Cloud mailboxes to you:

Hurry to check if your website IP is leaked ~~~