Shown below are the "from and to" portions of the message. It looks like it is just forwarded by "gaia.bounces.google.com". The message itself (and I have quite a few of them) indicates I have been awarded something by some recognizable brands.
from: Poshmark Winner <info_ijel5757@cbypxrs.trucksspoon.org> via gaia.bounces.google.com
to: khvkeqokmzZE@gmail.com
cc: khvkeqokmzNV@gmail.com
date: Nov 4, 2023, 12:50 PM
subject: message#3083898,for-khvkeqokmz
mailing list: <7202588.xt.local> Filter messages from this mailing list
mailed-by: gaia.bounces.google.com
unsubscribe: Unsubscribe from this mailing list
security: Standard encryption (TLS) Learn more
trucksspoon.org. This is more of an email-handling question than a security question. You can also use online tools (https://toolbox.googleapps.com/apps/messageheader/) to give you more info. – schroeder Nov 04 '23 at 18:14