Blocked: this page cannot be embedded

gist.github.com · 200 OK · 45 ms

gist.github.com sends CSP frame-ancestors 'none'. Every browser will refuse to show it in a frame.

Size

Aspect ratio

Title (read by screen readers)

Lazy loadAllow fullscreenRounded cornersBorder

<div style="position: relative; aspect-ratio: 16 / 9;">
  <iframe
    src="https://gist.github.com/octocat/6cad326836d38bd3a7ae"
    title="Embedded page from gist.github.com"
    loading="lazy"
    allow="fullscreen"
    allowfullscreen
    referrerpolicy="strict-origin-when-cross-origin"
    style="position: absolute; inset: 0; width: 100%; height: 100%; border: 0;"
  ></iframe>
</div>

✓ Has a title for screen readers✓ Box keeps its size before the page loads390 bytes

This page does not allow framing on other sites yet. The code is ready, but it shows a refusal until the site sends the headers from the fix on the Preview tab.

Know before you embed.