diff --git a/instance.md b/instance.md
index 24343dc47..23b206168 100644
--- a/instance.md
+++ b/instance.md
@@ -2,10 +2,16 @@
 
 - A [[node]] in a [[network]].
   - In particular, one in the [[federation]].
+- The following are the instances I'm in.
+  - [[mastodon]] @flancian@social.coop
+  - [[mastodon]] @flaneur@merveilles.town
+  - [[agora]] @flancian@anagora.org
 
 
 [//begin]: # "Autogenerated link references for markdown compatibility"
 [node]: node "Node"
 [network]: network "Network"
 [federation]: federation "Federation"
+[mastodon]: mastodon "Mastodon"
+[agora]: agora "Agora"
 [//end]: # "Autogenerated link references"
\ No newline at end of file