Windows
Website access blocked until firewall whitelist was added
Users could not open a previously reachable website. Access was restored after the site was whitelisted on the firewall.
Killed 2 times by someone from XL.net, most recently on 2026-07-10.
What you see
- Website would not load in the browser for the affected users.
Why it happens
Likely The website was being blocked by the firewall until a whitelist rule was added.
When it shows up
A website that used to work suddenly stops opening for one or more users, and the fix is to allow that site through the firewall.
You are in this case if:
- Multiple users report the same site is inaccessible.
- The site becomes reachable after a firewall whitelist is added.
1 fix below
The steps that killed it
The steps are behind a quick check
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Someone from XL.net killed this on a Windows computer on 2025-11-05. It is written up from that one repair, so it cites no outside page.