Error 403. Did he disable the last back end server in the pool?
See info below, correct link: https://www.claudiokuenzler.com/blog/1240/haproxy-how-to-dis...
See info below, correct link: https://www.claudiokuenzler.com/blog/1240/haproxy-how-to-dis...
Our software does change links sometimes (it follows redirects and also uses the canonical URL when it finds one), but from the logs it doesn't look like any of that happened here.