Other members have no way to check

Nor can we see a thing from the order number

Even if you checked out as a guest, you should still know the item numbers and who you bought from and what the seller’s feedback was like

Are they overdue?

What was the estimated delivery date?

https://www.ebay.com.au/help/buying/paying-items/buying-guest?id=4035&srsltid=AfmBOorXNa-SIzCuyPTME9...