# Root Cause Analysis of Outages

This is a list of **root cause analysis (RCA)** of major network incidents/outages. These are intended to summarise any investigations in more detail.

> ℹ️ To check current network status and incidents, please check [status.cheqd.net](https://status.cheqd.net/) instead. Our [validator status monitoring tool](https://docs.cheqd.io/product/network/tools/validator-status-api) also offers network-wide capability of monitoring issues with missing blocks.

## Root Cause Analysis (RCA) List

### 2023

* January 2023: [v1.x Upgrade RCA](https://docs.cheqd.io/product/network/upgrades/rca/v1.x)

### 2025

* May 2025: [v4.x Upgrade RCA (Testnet)](https://docs.cheqd.io/product/network/upgrades/rca/v4.x-upgrade-rca-testnet)
* July 2025: [v.4x Upgrade RCA (Testnet Partial Outage During Retrial)](https://docs.cheqd.io/product/network/upgrades/rca/v.4x-testnet-retrial)