Merge pull request #1036 from wirehack7/patch-1

Update List-of-Mastodon-instances.md

docs/Using-Mastodon/List-of-Mastodon-instances.md

@@ -62,7 +62,8 @@ There is also a list at [instances.mastodon.xyz](https://instances.mastodon.xyz)
 | [mastodon.ml](http://mastodon.ml) |A chill place to hangout and chat about anime, programming and movies.|Yes|Yes|
 | [off-the-clock.us](https://off-the-clock.us/)|The work day is over.|Yes|No|
 | [infinimatix.net](https://infinimatix.net)|Informatics|Yes|Yes|
-| [mastodon.elao.com](https://mastodon.elao.com/)|OpenSource WebTech Agency. (France)|Yes|No|
+| [social.0day.agency](https://social.0day.agency)|Infosec, Hacking, Fun (only protonmail)|Yes|Yes|
+
 
 
 Let me know if you start running one so I can add it to the list! (Alternatively, add it yourself as a pull request).