how could you look up a order number from eBay ?

[bb2515742]

12-11154-41131 I have this order number. I don't recognize it and I'd like to look it up 

[inceptions]

Hi @bb2515742 

Unless you checked out as a guest, you'll see all your orders in your My eBay > Purchase History.

If you checked out as a guest see this link:

https://www.ebay.com/help/buying/returns-refunds/returning-item/returning-items-bought-guest?id=4065...

Scroll down and click the button to find guest order details.