Mixed content checker
The mixed content checker scans an HTTPS page for images, scripts, stylesheets, and other resources still loaded over HTTP, which browsers block or flag as insecure.
- Free, no sign-up
- Results in seconds
- Checker · 35 free tools
This checks one page. The same problem usually repeats on every page built from the same template. Plans start at $14.99 a month.
How to use the mixed content checker
- 1
Paste an address
A full URL or just a domain. We add https:// when it is missing.
- 2
We fetch it live
Our server requests the page now, the way a crawler would, and records what came back.
- 3
Read the evidence
Every result shows the value we read, so you can see why it passed or failed.
- 4
Fix and check again
Change the page, run it once more, and ship when the second run agrees.
What this does not measure
We would rather say what a tool cannot see than let a clean result mislead you.
- It scans the source HTML for absolute http:// references. A resource injected by JavaScript at runtime is not in the source and is not found.
- It cannot rank the findings by how much they matter. A blocked font and a blocked stylesheet both break the page, differently.
- A protocol-relative URL or a relative one is not mixed content and is reported as neither.
Want the full picture?
This tool answers one question. A full audit runs every check on a page, scores it, and gives you a short list of what to fix first.
Questions about the mixed content checker
More in the guides.