Whenever an issue evolves related to IP in the server, the following checks are needed to be done at clients end
Step 1. Ping check to domain / IP with the command ping <domain_name -t> and for the IP in case the domain does not respond as ping <IP -t> as per the below given image. The continuous ping statistics will be shown.
Step 2. Telnet check to domain:port.
Telnet checks have been done for SMTP 25 and 587 ports with domain_name and IP address. The different ports of email server are given below.
Incoming server : POP3 : 110 (default), 995 (SSL)
Incoming server : IMAP : 143 (default), 993 (SSL)
Outgoing server : SMTP : 25 (default), 465 (SSL), 587(TLS)
Step 3. Traceroute check to domain / IP with the command tracert <domain_name>. The hopping data will be shown in a continuous manner unless there is a data loss for a second and it will show Request timed out.
Step 4. A global ping check can also be done for the testing as shown below.
You can try with this link: https://www.uptrends.com/tools/ping-test
Once this is done, the result of the global ping check will be available as shown in the image below.
Step 5: If still you face any issue, kindly save the output of the command line utility in a text file and send a mail at firstname.lastname@example.org for further check.
Article ID: 1350
Last updated: 19 Oct, 2020