Hex incident
HTML not rendering on notebooks and apps for some users
Affected components
Update timeline
- investigating Apr 16, 2026, 01:47 PM UTC
We are currently investigating this issue.
- identified Apr 16, 2026, 03:19 PM UTC
We have identified the root cause upstream of Hex with some VPN and web firewall providers. We are working on a resolution with these providers. In the meantime, we recommend users disconnect from their VPN and/or disable firewalls when accessing Hex if possible.
- monitoring Apr 16, 2026, 05:07 PM UTC
We have identified the root cause upstream of Hex with some VPN and web firewall providers. We have been working with these providers on a resolution and are monitoring results. We expect some users will now be able to use their VPN and/or firewall with no impact to any Hex projects, but you may need need to restart your browser before accessing the impacted projects. If you are continuing to experience issues with projects containing HTML, please reach out to [email protected] with detail on the VPN and/or firewall provider you are using.
- monitoring Apr 17, 2026, 09:25 PM UTC
As noted yesterday, we have identified the root cause upstream of Hex with some VPN and web firewall providers. We have been working with these providers on a resolution and are continuing to monitor results. Depending on your VPN and/or firewall provider, issues with HTML outputs may be fully resolved for your organization, but you may need need to restart your browser. If you are continuing to experience issues with projects containing HTML, please reach out to [email protected] with detail on the VPN and/or firewall provider you are using.
- monitoring Apr 23, 2026, 08:21 PM UTC
We have been working with VPN and firewall providers to fully resolve this issue for all Hex users. While most users are no longer experiencing issues, please reach out to [email protected] with detail on your VPN and/or firewall provider if you believe you may still be impacted. We anticipate all impacts will be fully resolved within the next week.
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