diff --git a/List/domainset/cdn.conf b/List/domainset/cdn.conf
index d244caa8..11a85e60 100644
--- a/List/domainset/cdn.conf
+++ b/List/domainset/cdn.conf
@@ -32,6 +32,7 @@ cdn.pika.dev
 .jspm.dev
 .polyfill.io
 ajax.microsoft.com
+# ajax.aspnetcdn.com is included in ".aspnetcdn.com"
 cdn.plyr.io
 lib.arvancloud.com
 
@@ -639,6 +640,7 @@ s3.acg.mn
 cdn.fosstodon.org
 img.pawoo.net
 static-cdn.mastodon.social
+files.mastodon.social
 assets.toot.cafe
 media.mstdn.io
 media-cdn.comfy.social
@@ -648,6 +650,8 @@ media.orz.uno
 media.mas.to
 media.e4le.me
 medias.meow.social
+social-cdn.vivaldi.net
+media.infosec.exchange
 
 # BackBlaze
 f000.backblazeb2.com
@@ -966,6 +970,8 @@ cdn.adtidy.org
 # ik.me
 .storage.infomaniak.com
 static.infomaniak.ch
+# syncscene
+cdn.sc.gl
 # Others
 .yelpcdn.com
 cf-images.us-east-1.prod.boltdns.net
@@ -1131,3 +1137,4 @@ static.heavy-r.com
 thumbs.gfycat.com
 cdn.userreport.com
 cdn.circle.so
+eu-proxy.startpage.com