diff --git a/etc/unbound/unbound.conf.d/blocklist.conf b/etc/unbound/unbound.conf.d/blocklist.conf
index e5684f83..3a0427be 100644
--- a/etc/unbound/unbound.conf.d/blocklist.conf
+++ b/etc/unbound/unbound.conf.d/blocklist.conf
@@ -35,4 +35,13 @@ local-zone: "fritz.box." always_refuse
 # Norwegian planes
 #local-zone: "norwegianwifi.com." always_refuse
 
+# Infinite captcha loop, used for DDoS
+local-zone: "archive.today." always_refuse
+local-zone: "archive.fo." always_refuse
+local-zone: "archive.is." always_refuse
+local-zone: "archive.li." always_refuse
+local-zone: "archive.md." always_refuse
+local-zone: "archive.ph." always_refuse
+local-zone: "archive.vn." always_refuse
+
 # vim: filetype=unbound.conf