No SMTP interaction received if local part of email contains @ symbol

[hjalti]

SMTP server does not record interaction if email contains @ symbol in local part of email, e.g., "foo@bar"@example.com.

Interactsh version: 1.0.7

Current Behavior:

After sending email to "a@b"@ce3pf0s9952p8p7a93ggm3pm3um4hxpe3.oast.pro

{"protocol":"dns","unique-id":"ce3pf0s9952p8p7a93ggm3pm3um4hxpe3",
"full-id":"ce3pf0s9952p8p7a93ggm3pm3um4hxpe3","q-type":"MX",...}

Expected Behavior:

Expect to also receive SMTP interaction.

Steps To Reproduce:

Example: steps to reproduce the behavior:

1. Run 'interactsh ...'
2. Send email to "a@b"@[interactsh-domain]
3. Observe DNS interaction but no SMTP interaction