From d51635962cc01419995c0717cc92d5547aa0c63a Mon Sep 17 00:00:00 2001 From: Sandhya Dasu Date: Thu, 4 Dec 2025 23:20:13 -0500 Subject: [PATCH] Update no_proxy list to include AWS DNS resolver for UserProvisionedDNS --- pkg/asset/manifests/proxy.go | 3 +++ 1 file changed, 3 insertions(+) diff --git a/pkg/asset/manifests/proxy.go b/pkg/asset/manifests/proxy.go index 16f47384641..8555dfb542c 100644 --- a/pkg/asset/manifests/proxy.go +++ b/pkg/asset/manifests/proxy.go @@ -153,6 +153,9 @@ func createNoProxy(installConfig *installconfig.InstallConfig, network *Networki } else { set.Insert(fmt.Sprintf(".%s.compute.internal", region)) } + // AWS DNS resolver's IP. One of the resolvers used when UserProvisionedDNS is enabled. + // https://docs.aws.amazon.com/vpc/latest/userguide/AmazonDNS-concepts.html + set.Insert("169.254.169.253") } // TODO: IBM[#95]: proxy