diff --git a/conformance/reports/v1.2.1/cilium-cilium/README.md b/conformance/reports/v1.2.1/cilium-cilium/README.md
new file mode 100644
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+++ b/conformance/reports/v1.2.1/cilium-cilium/README.md
@@ -0,0 +1,12 @@
+# Cilium
+
+## Table of Contents
+
+| API channel  | Implementation version                                          | Mode    | Report                                          |
+|--------------|-----------------------------------------------------------------|---------|-------------------------------------------------|
+| experimental | [1.17.0](https://github.com/cilium/cilium/releases/tag/v1.17.0) | default | [link](./experimental-1.17-default-report.yaml) |
+
+## Reproduce
+
+Cilium conformance tests can be reproduced by follow the steps in CI `.github/workflows/conformance-gateway-api.yaml` 
+from within the [Cilium repo](https://github.com/cilium/cilium).
diff --git a/conformance/reports/v1.2.1/cilium-cilium/experimental-1.17-default-report.yaml b/conformance/reports/v1.2.1/cilium-cilium/experimental-1.17-default-report.yaml
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+++ b/conformance/reports/v1.2.1/cilium-cilium/experimental-1.17-default-report.yaml
@@ -0,0 +1,134 @@
+apiVersion: gateway.networking.k8s.io/v1
+date: "2025-01-31T10:07:12Z"
+gatewayAPIChannel: experimental
+gatewayAPIVersion: v1.2.1
+implementation:
+  contact:
+  - https://github.com/cilium/community/blob/v1.17/roles/Maintainers.md
+  organization: cilium
+  project: cilium
+  url: github.com/cilium/cilium
+  version: main
+kind: ConformanceReport
+mode: default
+profiles:
+- core:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 1
+      Skipped: 0
+  name: MESH-GRPC
+  summary: Core tests succeeded.
+- core:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 2
+      Skipped: 0
+  extended:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 2
+      Skipped: 0
+    supportedFeatures:
+    - HTTPRouteBackendProtocolH2C
+    - HTTPRouteBackendProtocolWebSocket
+    - HTTPRouteBackendRequestHeaderModification
+    - HTTPRouteBackendTimeout
+    - HTTPRouteDestinationPortMatching
+    - HTTPRouteHostRewrite
+    - HTTPRouteMethodMatching
+    - HTTPRoutePathRedirect
+    - HTTPRoutePathRewrite
+    - HTTPRoutePortRedirect
+    - HTTPRouteQueryParamMatching
+    - HTTPRouteRequestMirror
+    - HTTPRouteRequestMultipleMirrors
+    - HTTPRouteRequestTimeout
+    - HTTPRouteResponseHeaderModification
+    - HTTPRouteSchemeRedirect
+    - MeshClusterIPMatching
+    unsupportedFeatures:
+    - HTTPRouteParentRefPort
+    - MeshConsumerRoute
+  name: MESH-HTTP
+  summary: Core tests succeeded. Extended tests succeeded.
+- core:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 12
+      Skipped: 0
+  extended:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 2
+      Skipped: 0
+    supportedFeatures:
+    - GatewayHTTPListenerIsolation
+    - GatewayInfrastructurePropagation
+    - GatewayPort8080
+    - GatewayStaticAddresses
+  name: GATEWAY-GRPC
+  summary: Core tests succeeded. Extended tests succeeded.
+- core:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 33
+      Skipped: 0
+  extended:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 21
+      Skipped: 0
+    supportedFeatures:
+    - GatewayHTTPListenerIsolation
+    - GatewayInfrastructurePropagation
+    - GatewayPort8080
+    - GatewayStaticAddresses
+    - HTTPRouteBackendProtocolH2C
+    - HTTPRouteBackendProtocolWebSocket
+    - HTTPRouteBackendRequestHeaderModification
+    - HTTPRouteBackendTimeout
+    - HTTPRouteDestinationPortMatching
+    - HTTPRouteHostRewrite
+    - HTTPRouteMethodMatching
+    - HTTPRoutePathRedirect
+    - HTTPRoutePathRewrite
+    - HTTPRoutePortRedirect
+    - HTTPRouteQueryParamMatching
+    - HTTPRouteRequestMirror
+    - HTTPRouteRequestMultipleMirrors
+    - HTTPRouteRequestTimeout
+    - HTTPRouteResponseHeaderModification
+    - HTTPRouteSchemeRedirect
+    unsupportedFeatures:
+    - HTTPRouteParentRefPort
+  name: GATEWAY-HTTP
+  summary: Core tests succeeded. Extended tests succeeded.
+- core:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 11
+      Skipped: 0
+  extended:
+    result: success
+    statistics:
+      Failed: 0
+      Passed: 2
+      Skipped: 0
+    supportedFeatures:
+    - GatewayHTTPListenerIsolation
+    - GatewayInfrastructurePropagation
+    - GatewayPort8080
+    - GatewayStaticAddresses
+  name: GATEWAY-TLS
+  summary: Core tests succeeded. Extended tests succeeded.
+succeededProvisionalTests:
+- GatewayInfrastructure