I can't figure out how images work on XF...
Images don't have actual URLs. For example, the one I'm attaching, which was called cane-che-gioca-palla.jpg, has become
You've posted the URL, Google has no issue crawling or indexing them if it's deemed worthy. Google (and browsers in general) use the Content-Type header and other context clues to determine the resource type, regardless of the file extension in the URL itself (or lack thereof). In the same way Google knows the URL to a thread is HTML, it can reliably determine the URL to image attachments are images.
And in any case, there are tens of thousands of images uploaded to Xenforo, and Google has indexed very, very, very few of them.
This makes it clear that it doesn't read them...
And in any case, there are tens of thousands of images uploaded to Xenforo, and Google has indexed very, very, very few of them.
This makes it clear that it doesn't read them...
Many people are under the impression Google will index everything it fetches. Nothing could be further from the truth. Google typically indexes only a fraction of what it crawls, whether that it HTML, images or other content.
For example, Google crawls trillions of documents every year, yet its index is 400 billion documents according to court documents in their antitrust case.