You have a &quot;;&quot; at the end of your URL which breaks it.<p><a href="https:&#x2F;&#x2F;community.letsencrypt.org&#x2F;t&#x2F;how-letsencrypt-work-for-windows-iis&#x2F;2106" rel="nofollow">https:&#x2F;&#x2F;community.letsencrypt.org&#x2F;t&#x2F;how-letsencrypt-work-for...</a>