diff --git a/README.md b/README.md
index 8d5a2a478..9831c37ba 100644
--- a/README.md
+++ b/README.md
@@ -85,6 +85,7 @@ A not-so-up-to-date-list-that-may-be-actually-current:
 * https://github.com/wintbiit/NineDNS
 * https://linuxcontainers.org/incus/
 * https://ifconfig.es
+* https://github.com/zmap/zdns
 
 
 Send pull request if you want to be listed here.