Our monitors picked up what looks like a possible issue with Docker Hub earlier today. We thought it'd be helpful to share what we're seeing and what it might mean for you.
What Our Monitors Are Showing
At 01:50 UTC on 20 April 2026, our uptime checks detected an HTTP 500 error when trying to reach Docker Hub. A 500 error is a server-side issue — it means Docker Hub's servers returned an error rather than the expected response. From what we can see, this suggests something went wrong on their end, though we don't have details on what caused it yet.
Since we're an independent monitoring service, all we can share is what our own checks detected at that specific moment. We can't speak to how widespread the impact was, how many users were affected, or exactly what triggered the error. It's worth checking Docker Hub's official status page for their perspective on what happened and whether it's been resolved.
The timing is worth noting — a single 500 error in the early morning UTC hours could point to a brief hiccup rather than a prolonged outage, but we'd need more data points to say that with confidence.
What You Can Do in the Meantime
If you're experiencing issues pulling or pushing images to Docker Hub right now, here are a few practical steps:
- Check Docker Hub's status page at dockerstatus.com to see if there's an official update.
- Try again in a few minutes — brief server errors can resolve themselves quickly.
- Use a local cache if you have images already pulled. If you're setting up a new environment, you might explore alternative registries like GitHub Container Registry or Quay.io as a temporary workaround.
- Monitor your own services — if you depend on Docker Hub for deployments, it's worth setting up alerts so you catch issues like this early.
What You Can Do Long-Term
Moments like this are a good reminder of why monitoring matters. If Docker Hub is critical to your workflow, it might be worth keeping an eye on its uptime yourself. That way, you'll know instantly if something goes wrong rather than discovering it when a deployment fails.
Keep an Eye on Docker Hub with Uptrue
This is exactly the kind of thing we monitor for at Uptrue. We track uptime across thousands of services — from major platforms like Docker Hub to the tools your business relies on every day. If you'd like to monitor Docker Hub or any other service that matters to you, you can add monitors for free at Uptrue. It takes just a couple of minutes, and you'll get instant alerts if something goes wrong.
A quick note: This post reflects what our monitors detected at 01:50 UTC on 20 April 2026. The situation may well have changed by the time you're reading this. For the latest information on Docker Hub's status, please check their official status page.