Sounds like you used/enabled the hetzner firewall and forgot to add the outgoing tcp connections, you’ll find more about it in their docs: https://docs.hetzner.com/robot/dedicated-server/firewall/
But indeed, not a hestia issue at all 
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Sounds like you used/enabled the hetzner firewall and forgot to add the outgoing tcp connections, you’ll find more about it in their docs: https://docs.hetzner.com/robot/dedicated-server/firewall/
But indeed, not a hestia issue at all .