質問編集履歴

1

追記

2021/03/29 05:47

投稿

narururu
narururu

スコア172

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  ## 参考サイト
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  [https://qiita.com/makotomi/items/cb6ccb8568eacf8772dd](https://qiita.com/makotomi/items/cb6ccb8568eacf8772dd)
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+ [https://minpro.net/socketexception-failed-host-lookup](https://minpro.net/socketexception-failed-host-lookup)