TempMail Hub
@tempmail_hub_botTemporary email inside Telegram: create a disposable address and get emails and confirmation codes right in the chat. No sign-up, inbox lives up to 7 days. Same inbox is also available on the web at tempmailhub.net.
send messages with time indicator and get the message back after this time. e. g. 5m:call mom will send you "call mom" in 5 minutes.
— the badge on the card, faster publishing and a warning if the link stops working. How confirmation works