How to check whether domain name resolution takes effect

Source: Internet
Author: User
Tags mx record nslookup nslookup command

After a domain name resolution record is added or modified, it generally takes one hour or several minutes to take effect, but it generally takes 24 hours to take effect. So how can we check whether the resolution has taken effect? In fact, it is very simple to use ping on the windows command line.


Method 1:

Click "start", select "run", enter "ping-t your domain name", and press "OK", or "ping your domain name-t ". After confirming, check whether the returned IP address is A point to the IP address you set. If yes, the resolution has taken effect. If not, you need to consult your domain name provider. Sometimes the domain name provider says that the resolution has taken effect, but the IP address you ping returned is not the IP address you set, you need to wait patiently, because the DNS servers in different regions are different, your local DNS has not been updated to the IP address so quickly. If the resolution takes effect beyond the time specified by the domain name provider, you need to contact the domain name provider to check whether the configuration is incorrect or not.


Note:
1. The English half-width state must be used. It is incorrect to enter the ping www.10nb.net-t;
2. There must be spaces between "ping", domain name, and "-t,
The correct method is ping www.10nb.net-t or ping-t www.10nb.net.

Method 2:

Click the "Start" menu, select "run", enter the "cmd" command, enter "ping + space + your domain name" in the dialog box that appears, and then press the Enter key, check whether the returned IP address is A point to the IP address. If yes, the resolution has taken effect.

Method 3:

Nslookup command usage: Start ----------- run ----------- Enter cmd, then press ENTER ----------- enter the required command

Query whether the domain name A record takes effect

Usage: nslookup + space + domain name, see
The adress item is the IP address pointed to by the domain name or second-level domain name.

 

 

How to query whether the MX record of a domain name takes effect: nslookup + space +-qt = mx + space + domain name, see

 

 

 


 

 

The IP address displayed in Chinese is the IP address pointed to in the domain name MX record

Queries which company's DNS server is used by the DNS of the domain name

 

 

 

 


 

The two DNS servers of the domain name are given, and the IP addresses of the two DNS servers on the Internet are given below.
Note: The display result of the nslookup command is sometimes time-out. This does not indicate that the DNS server is slow. It only indicates that the client network is not smooth. Please test again to succeed. To view the domain name alias record (CNAME record), run the following command: nslookup + space +-qt = cname + domain name to obtain the alias record for domain name resolution.

 

(Query whether MX resolution takes effect)

Start ----------- run ----------- Enter cmd, enter set nslookup in the pop-up window and press ENTER;
Ty = mx press ENTER;
Enter the domain name you want to query and press Enter.

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