When adding a link to content or when connecting an RSS feed, occasionally the linked website might have a firewall that blocks Edgar from being able to generate link previews and variations, as well as restrict access to the links in the RSS feed.

On these occasions, Edgar might have an error that says "How anticlimactic - Edgar couldn't find a page at that URL! Double check that it's the right address? You can still use the link for attachments, just triple check that it's correct!"

If you can contact the developers of the affected website, you will want to ask them to whitelist Edgar using these static IPs: