---
title: "Docker Desktop rejects networks using its internal address range: 2026-10-19 | Harbyn"
description: "Docker Desktop rejects networks using its internal address range, announced Oct 19, 2026."
canonical: "https://harbyn.com/changes/docker/2026-10-19-docker-desktop-rejects-networks-using-its-internal-address-range"
last-updated: 2026-10-25
---

# Docker Desktop rejects networks using its internal address range

Markdown version of <https://harbyn.com/changes/docker/2026-10-19-docker-desktop-rejects-networks-using-its-internal-address-range>.

Behavior change - Docker. medium severity. In effect.

Docker networks using Docker Desktop’s internal network range are now rejected to prevent Docker Desktop from getting stuck while starting the engine. An existing conflicting network can be removed from the error dialog.

## Facts

| Fact | Value |
| --- | --- |
| Vendor | [Docker](https://harbyn.com/vendors/docker.md) |
| Kind | Behavior change |
| Severity | medium |
| Status | In effect |
| Announced | Oct 19, 2026 |
| Added to Harbyn | Oct 25, 2026 |
| Lead time | No dated deadline |
| Symbols | `192.168.65.0/24` |
| Review | Reviewed by a person, extracted by a model |

## Find it in your code

```sh
npx harbyn scan
```

This change names no identifier the scanner can match line by line, so the scan tells you whether your repository uses Docker, from its packages and API hosts. Nothing leaves your machine.

## Sources

Where this event comes from: the page we read, when we read it, and the hash of that snapshot.

- <https://docs.docker.com/desktop/release-notes/> (changelog, fetched 2026-10-19 16:29 UTC, sha256 `9d720bffe4c1b92b696d0f6ca6db8691eb4b56a42407b650aa34487f4051376e`)

## Related changes

### More from Docker

- [Docker Desktop 4.94.0 makes local the default logging driver for new Linux containers](https://harbyn.com/changes/docker/2026-10-05-changed-default-logging-driver-for-new-linux-containers.md) (Behavior change, announced Oct 5, 2026)
- [Docker Hub Automated Builds stop on April 1, 2027](https://harbyn.com/changes/docker/2026-05-06-docker-hub-automated-builds-deprecation.md) (Retirement, effective Apr 1, 2027)

### Changes at other vendors

- [Amazon Selling Partner API: ORDER\_CHANGE notifications add PreFulfillmentStatusChange for Amazon Autos](https://harbyn.com/changes/amazon-sp-api/2026-10-14-sp-api-updates-new-listings-items-api-ivp-values-in-eu5-jp-and-ca-stores-oct-3.md) (effective Oct 28, 2026)
- [BigCommerce: 301 redirects will apply only to storefront channels](https://harbyn.com/changes/bigcommerce/2026-10-07-301-redirects-now-apply-to-storefront-channels-only.md) (effective Nov 10, 2026)
- [GitHub: Secret scanning audit log business field changes to enterprise slug](https://harbyn.com/changes/github/2026-10-20-updates-to-github-secret-scanning-7.md) (effective Nov 12, 2026)
- [Jira / Atlassian Cloud: New IP address ranges in use from January 1, 2027](https://harbyn.com/changes/atlassian-jira/2026-10-16-atlassian-cloud-adds-new-ip-address-ranges.md) (effective Jan 1, 2027)

[All upcoming deadlines](https://harbyn.com/deadlines.md)