diff --git a/plugin/dnssec/README.md b/plugin/dnssec/README.md
index f586ca9ff..e6a360544 100644
--- a/plugin/dnssec/README.md
+++ b/plugin/dnssec/README.md
@@ -65,7 +65,7 @@ used.
   as a new secret in AWS Secrets Manager with the specified name and description. CoreDNS will then fetch
   the key data from AWS Secrets Manager when using the `key aws_secretsmanager` directive.
 
-  [AWS SDK for Go V2](https://aws.github.io/aws-sdk-go-v2/docs/configuring-sdk/#specifying-credentials) is used
+  [AWS SDK for Go V2](https://docs.aws.amazon.com/sdk-for-go/v2/developer-guide/configure-auth.html) is used
   for authentication with AWS Secrets Manager. Make sure the provided AWS credentials have the necessary
   permissions (e.g., `secretsmanager:GetSecretValue`) to access the specified secrets in AWS Secrets Manager.
 
diff --git a/plugin/etcd/README.md b/plugin/etcd/README.md
index f01a66931..1d116b8b6 100644
--- a/plugin/etcd/README.md
+++ b/plugin/etcd/README.md
@@ -131,7 +131,7 @@ If you prefer, you can use `curl` to populate the `etcd` server, but with `curl`
 endpoint URL depends on the version of `etcd`. For instance, `etcd v3.2` or before uses only
 [CLIENT-URL]/v3alpha/* while `etcd v3.5` or later uses [CLIENT-URL]/v3/* . Also, Key and Value must
 be base64 encoded in the JSON payload. With `etcdctl` these details are automatically taken care
-of. You can check [this document](https://github.com/coreos/etcd/blob/master/Documentation/dev-guide/api_grpc_gateway.md#notes)
+of. You can check [this document](https://github.com/etcd-io/website/blob/main/content/en/docs/v3.2/dev-guide/api_grpc_gateway.md)
 for details.
 
 ### Reverse zones
diff --git a/plugin/kubernetes/README.md b/plugin/kubernetes/README.md
index fc2326af8..613f0e869 100644
--- a/plugin/kubernetes/README.md
+++ b/plugin/kubernetes/README.md
@@ -69,12 +69,12 @@ kubernetes [ZONES...] {
    If this option is omitted all namespaces are exposed
 * `namespace_labels` **EXPRESSION** only expose the records for Kubernetes namespaces that match this label selector.
    The label selector syntax is described in the
-   [Kubernetes User Guide - Labels](https://kubernetes.io/docs/user-guide/labels/). An example that
+   [Kubernetes Documentation - Labels and Selectors](https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/). An example that
    only exposes namespaces labeled as "istio-injection=enabled", would use:
    `labels istio-injection=enabled`.
 * `labels` **EXPRESSION** only exposes the records for Kubernetes objects that match this label selector.
    The label selector syntax is described in the
-   [Kubernetes User Guide - Labels](https://kubernetes.io/docs/user-guide/labels/). An example that
+   [Kubernetes Documentation - Labels and Selectors](https://kubernetes.io/docs/concepts/overview/working-with-objects/labels/). An example that
    only exposes objects labeled as "application=nginx" in the "staging" or "qa" environments, would
    use: `labels environment in (staging, qa),application=nginx`.
 * `pods` **POD-MODE** sets the mode for handling IP-based pod A records, e.g.