How can I Know the Ips range from Jotform makes the emailing?

I need it for add those ips to a whitelist in my server, because seems that my server is blocking the emails from jotform.

Thanks!!!

Thank you for contacting us.

Please follow the next article to find out mailing addresses.

Whitelisting JotMails IP Addresses

We also use Amazon SES for noreply@jotform.com and noreply@formresponse.com senders, and IP addresses are dynamic in this case.

You may also consider using your own SMTP senders on forms.

How to Setup SMTP for a Form

If you need any further assistance, please let us know.

Thank you!