nslookup is a command-line tool for network administrator and system administrator that available in many computer operating systems such as linux and windows for querying the Domain Name System (DNS). nslookup can obtain domain name or IP address or for any other specific DNS record. In this post, i will share how nslookup command will useful to check MX record on windows command prompt.
Open windows command prompt and enter “nslookup” command :
C:\>nslookup Default Server: google-public-dns-a.google.com Address: 8.8.8.8 > set type=mx
or
Alternatively, you can run “set q=mx” which will return you the same result with “set type=mx” command :
C:\>nslookup Default Server: google-public-dns-a.google.com Address: 8.8.8.8 > set q=mx
After entering “set typ=mx” or “set q=mx”, you can proceed to enter the domain name that you want to check it’s mx records. In this example, i will share the mx records for gmail.com, yahoo.com and bloggermy.com.
Check MX records for gmail.com
> gmail.com Server: google-public-dns-a.google.com Address: 8.8.8.8 Non-authoritative answer: gmail.com MX preference = 30, mail exchanger = alt3.gmail-smtp-in.l.google.com gmail.com MX preference = 5, mail exchanger = gmail-smtp-in.l.google.com gmail.com MX preference = 40, mail exchanger = alt4.gmail-smtp-in.l.google.com gmail.com MX preference = 20, mail exchanger = alt2.gmail-smtp-in.l.google.com gmail.com MX preference = 10, mail exchanger = alt1.gmail-smtp-in.l.google.com
Check MX records for yahoo.com
> yahoo.com Server: google-public-dns-a.google.com Address: 8.8.8.8 Non-authoritative answer: yahoo.com MX preference = 1, mail exchanger = mta5.am0.yahoodns.net yahoo.com MX preference = 1, mail exchanger = mta6.am0.yahoodns.net yahoo.com MX preference = 1, mail exchanger = mta7.am0.yahoodns.net
Check MX records for bloggermy.com
> bloggermy.com Server: google-public-dns-a.google.com Address: 8.8.8.8 Non-authoritative answer: bloggermy.com MX preference = 5, mail exchanger = ALT1.ASPMX.L.GOOGLE.com bloggermy.com MX preference = 5, mail exchanger = ALT2.ASPMX.L.GOOGLE.com bloggermy.com MX preference = 10, mail exchanger = ASPMX2.GOOGLEMAIL.com bloggermy.com MX preference = 10, mail exchanger = ASPMX3.GOOGLEMAIL.com bloggermy.com MX preference = 0, mail exchanger = bloggermy.com bloggermy.com MX preference = 1, mail exchanger = ASPMX.L.GOOGLE.com