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SSH 6 April 2017 United States++ (SSH Premium 7 4 2017)

Wednesday, April 5, 2017
SSH Server 6, 7 April 2017 update again server Singapore, America, Canada| SSH Unlimited 7 April 2017 Iran and Germany. SSH TCP 6/7 4, 2017 Hong kong and Vietnam. (SSH 8 May 2017 Australia and Poland). What is a PTR Record and how can I do a Reverse IP Lookup. DNS record has many types that you can select. This can be confusing, especially for beginners. The problems that often arise for example DNS record which is needed and how their settings. In this tutorial we will discuss what is a PTR record and how to check it out if it will be used for the IP address. What Is A PTR Record? In brief, the PTR record is like a reverse version of A record. A record mapping the domain name to an IP address, while the PTR to map IP address to hostname. However, both the independent nature of these records. For example, A record of hostinger.com leads to the IP address 21.21.128. xx, while 23.23.128. xx can be mapped to a different hostname.
SSH 6 April 2017 United States++ (SSH Premium 7 4 2017)
Why You Need A PTR Record? The PTR record is useful for the outgoing mail server. This record increase reliability for server of the sender and receiver allows to check the hostname IP address. This is one of the best ways of protection from spammers that use a specific domain to send spam. Therefore, such a large email service provider yahoo.com and gmail.com do a reverse DNS lookup before accepting the incoming email.

Unfortunately, if the results of lookup shows record not set to the IP address, in most cases, you will need to contact your hosting provider. This time, however, you have to know what is PTR record here's how to check it out. It is certainly quite useless, especially if you experience DNS error and experiencing problems sending email.

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