Bonjour is an open source auto-discovery networking service that Apple uses in its products. It is by no means spyware.
Sean, on the other hand, told you utter nonsense and was attempting to commit a crime. You didn't let him. All is good.
If you are concerned about the errors, please post a representative sample. Describe how and when you encountered them. They may be routine or not.
If you post system log excerpts, delete or obscure any personal data before posting.
He told me check out the website at teqslytom.com.
I can find no website by that name; no surprise.