Yes, email can be sent from IPv6 IP addresses. Your email server, or Mail Transfer Agent (MTA), needs to support sending from IPv6 and your Domain Name System (DNS) needs to be configured correctly with AAAA records.
Infrastructure
Yes, email can be sent from IPv6 IP addresses. Your email server, or Mail Transfer Agent (MTA), needs to support sending from IPv6 and your Domain Name System (DNS) needs to be configured correctly with AAAA records.