Chances are the URL for the domain may be entered incorrectly in the settings of the Splash page.
To check, head to the Settings tab of your event page's toolbar.
If you have http:// or www. (or both) in the Vanity URL, go ahead and remove it. It's not necessary! Click save, and you'll be all set.
Unsupported Characters within Vanity URLs
Reserved characters used for their reserved purposes may be used if unencoded within a URL, but others will result in an unhandled error.
Do note: use of unencoded HTML within Vanity URLs is not guaranteed within Splash.
- A - Z
- a - z
- 0 - 9
- Some special characters, like -_.
If you're still having issues, check to make sure your DNS settings are set up correctly within the custom domain. Feel free to submit a request at the top of the page if you're still having trouble!