reverse ptr

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PowerShell creates PTR reverse query for existing DNS records

This morning the bean accidentally found that the company's DNS server above only the forward parsing, and there is no corresponding PTR record. In other words, the IP address can be resolved by the domain name, but the reverse IP address is not

The steps of IP reverse resolution (PTR record) analysis _win server

Spam in the flood of today, spam to our lives, work, learning has brought great harm. Because of the lack of effective authentication mechanism between SMTP servers, even if the use of spam identification blocking technology is still common, and the

Reverse parsing of iquery and PTR queries

At first, I did not consider reverse parsing rather than PTR. Later I mentioned these two concepts when I read a technical document, but there is no clear difference. Later I made some research: 1. ptr resolves an IP address to a domain name.

Check domain name MX PTR (reverse parsing) records processing method _win Server

1 in Windows system, click the "Start" menu → "Run" → "input cmd" (Windows98 System for command), open the Windows system's MS-DOS interface. Enter the "nslookup" command to enter the domain name resolution interface. 2 Enter "Set Q=MX" to enter MX

Reverse basic OS-specpacific (1)

Reverse basic OS-specpacific (1) Chapter 64 methods for passing Parameters 64.1 cdcel This method of passing parameters is popular in C/C ++. As shown in the following code snippet, the caller places parameters in the stack in reverse order: the

Debug principle-Reverse peid-to determine VC

Used to think of a tool as long as it can be used, but as a like safe slag, it will not be enough, you have to understand it, deceive it, transform it, improve it!Previous article about how to take off the peid0.94 version of the shell[Debugging

C/C ++ pointer application (Tutorial)

Detailed explanation of C/C ++ pointer application (retention learning) To understand pointers, there may be more or less complex types. So I will first introduce how to fully understand a complex type. To understand complex types, there will be

The nature of pointers---how to determine the type of pointers

Preface: Description of Complex TypeTo understand pointers, some of the more complex types appear, so I first introduce how to fully understand a complex type, to understand the complex type is very simple, there will be a lot of operators in a type,

C ++ pointer Essence

To understand pointers, there may be more or less complex types. To fully understand a complex type, it is actually very easy to understand a complex type. There will be many operators in the types, they are also like normal expressions, There is a

C/C ++ pointer Summary

Chapter 1. Pointer Concept A pointer is a special variable. The value stored in it is interpreted as an address in the memory. To understand a pointer, we need to understand four aspects of the pointer: the pointer type, the pointer type, the

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