Is there a way to find out some information about an e-mail address without actually sending a message? As in, is it still in active use? Or, who is the person using it?

I doubt it.

Yes, there are a few methods to gather information about an email address without sending a message. Here are a few approaches:

1. Reverse Email Lookup: You can use online search engines or reverse email lookup services. These services can provide basic information about the email address, such as the name of the owner or any associated public profiles.

2. Social Media Search: Many people link their email addresses to their social media accounts. By searching for the email address on various social media platforms, you might be able to find the person's profile or gather additional information.

3. Email Verification Services: Some email verification services can check the validity and activity of an email address. These services can inform you if the email address is active and being used regularly.

4. Professional Network Search: If the email belongs to a professional or business context, you can try searching for the email address on professional networking websites. Sometimes, people add their contact information, including their email addresses, to these platforms.

It's important to note that while these methods may provide some information, they might not always be accurate or up to date. Additionally, personal privacy and data protection regulations may limit the information available.