Subject: Successfully delivered message
From: "Mail Delivery Subsystem" <[email-masked]>
To: [email-masked]

Your message has been successfully delivered to the following recipients:

<[email-masked]> (delivered to 'mx2.example.org' with code 250 (2.1.5) 'Message accepted for delivery')

Subject: Status of: Re: Battery current sense
From: Message Router Submission Agent <[email-masked]>
To: [email-masked]