Why can not connect aws s3 with deployment bucket.

[lkwook2]

I want to specity s3 bucket for deploy. ( firewall is only allow register url pah)
If in serverless.yml without deployBucket part, no issue.
But added deployBucket part,

provider:
deploymentBucket:
name: my-bucket-dev

Timeout Error happen.
Below error message.

Serverless: Packaging service...

Error ---------------------------------------------------

Error: connect ETIMEDOUT 54.222.50.102:443
at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1141:16)

 For debugging logs, run again after setting the "SLS_DEBUG=*" environment variable.

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