There was a banner bar to read in the Photobucket site. On June 27, 2017, they changed their Terms of Service.
You (and I) cannot use PB as a source of linked images. That is, unless you pay an annual subscription fee of $399.00.
Do not delete your pictures in PB or the links disappear for older pictures.
There may be a couple of work-arounds coming but PB has been busy patching leaks.
Some people are copying all their images into Flickr.
Others are recommending Post Image, which is what I will try to figure out.