Browser tab · lightPassed
khanacademy.org favicon
- 14passed
- 2warnings
- 2missing
- 8optional
The main favicon of khanacademy.org is favicon.ico, an ICO file with 32 px images (4.2 KB). We found 6 icon files, 11.1 KB in total. Google Search can use apple-touch-icon-144x144-precomposed.new.png, a 144×144 PNG file (934 B). The site scores 83 out of 100: 14 passed, 2 warnings, 2 missing. Missing: SVG favicon, Web app manifest.
How it looks
Rendered from the files we found.
Browser tab · darkPassed
khanacademy.orghttps://www.khanacademy.org
Google searchPassed
Khan Academy
iOS home screenWarning
iOS upscales 144 → 180 px, so the icon looks blurry on Retina screens.
512
Android · maskableMissing
There are no manifest icons, so Android falls back to a screenshot or a letter.
splash
PWA install & splashMissing
No 512 px icon in the manifest, so there is no install prompt or splash screen.
All favicon files of khanacademy.org
6 found| File | Found through | Format | Size | Weight |
|---|---|---|---|---|
| favicon.ico | default path | ICO | 32 px | 4.2 KB |
| favicon.ico | rel="icon" | ICO | 32 px | 4.2 KB |
| apple-touch-icon-57x57-precomposed.new.png | rel="apple-touch-icon" | PNG | 57×57 | 510 B |
| apple-touch-icon-72x72-precomposed.new.png | rel="apple-touch-icon" | PNG | 72×72 | 569 B |
| apple-touch-icon-114x114-precomposed.new.png | rel="apple-touch-icon" | PNG | 114×114 | 779 B |
| apple-touch-icon-144x144-precomposed.new.png | rel="apple-touch-icon" | PNG | 144×144 | 934 B |
Classic favicon
2 passedfavicon.ico
PassedGET /favicon.ico · not declared in HTML (found at the root)
- Format
- ICO (real)
- Contains
- 32
- File size
- 4.2 KB
- HTTP
- 200
- Content-Type
- image/vnd.microsoft.icon
- Cache
- 4 hours
ICO
Passed<link rel="shortcut icon" href="https://cdn.kastatic.org/images/favicon.ico?logo">
- Declared
- no sizes
- Actual
- 32
- Format
- ICO
- File size
- 4.2 KB
- HTTP
- 200
- Content-Type
- image/vnd.microsoft.icon
SVG icon
1 missingsvg
SVG favicon
Missing<link rel="icon" type="image/svg+xml" href="…"> – not found
An SVG icon stays sharp at any size and can switch colors for dark browser themes.
Apple
1 warning · 4 optionalApple touch icon 57×57
Optional<link rel="apple-touch-icon-precomposed" sizes="57x57" href="https://cdn.kastatic.org/images/apple-touch-icon-57x57-precomposed.new.png">
- Declared
- 57×57
- Actual
- 57×57
- Recommended
- 180×180
- Background
- not measured
- File size
- 510 B
- HTTP
- 200
Legacy size. Current iOS uses the 180 px icon.
Apple touch icon 72×72
Optional<link rel="apple-touch-icon-precomposed" sizes="72x72" href="https://cdn.kastatic.org/images/apple-touch-icon-72x72-precomposed.new.png">
- Declared
- 72×72
- Actual
- 72×72
- Recommended
- 180×180
- Background
- not measured
- File size
- 569 B
- HTTP
- 200
Legacy size. Current iOS uses the 180 px icon.
Apple touch icon 114×114
Optional<link rel="apple-touch-icon-precomposed" sizes="114x114" href="https://cdn.kastatic.org/images/apple-touch-icon-114x114-precomposed.new.png">
- Declared
- 114×114
- Actual
- 114×114
- Recommended
- 180×180
- Background
- not measured
- File size
- 779 B
- HTTP
- 200
Legacy size. Current iOS uses the 180 px icon.
Apple touch icon
Warning<link rel="apple-touch-icon-precomposed" sizes="144x144" href="https://cdn.kastatic.org/images/apple-touch-icon-144x144-precomposed.new.png">
- Declared
- 144×144
- Actual
- 144×144
- Recommended
- 180×180
- Background
- opaque
- File size
- 934 B
- HTTP
- 200
iOS upscales 144 → 180 px, so the icon looks blurry on Retina screens.
mask
Safari pinned tab (mask-icon)
Optional<link rel="mask-icon" href="…" color="…"> – not found
Legacy. Safari 12+ uses the regular favicon, so this is no longer required.
Web app manifest file
1 missingjson
Web app manifest
Missing<link rel="manifest" href="…"> – not found
Android and installable web apps take their icons, name and colors from the manifest.
Google search
6 passed- Supported file formatPNG · apple-touch-icon-144x144-precomposed.new.png
- Square, at least 8×8 px144×144
- Larger than 48×48 px144 px
- Declared on the homepageyes
- Not blocked by robots.txtallowed
- Stable URLno redirects
Meta & legacy
4 optional- theme-colorColors the browser UI on mobile.not set
- theme-color for dark modemedia="(prefers-color-scheme: dark)"not set
- msapplication-TileColorWindows tiles, legacy.not set
- browserconfig.xmlWindows tiles, legacy.not found
Delivery & performance
6 passed · 1 warning- HTTPS for every icon6 of 6
- No mixed content0 http:// links
- No broken links0 errors
- Cache headersIcons rarely change; cache them for at least a day.5 of 6 · ≥ 1 day
- Total icon weight11.1 KB
- Redirects0
- Duplicate tagsnone
Icon tags found in <head>
<link rel="shortcut icon" href="https://cdn.kastatic.org/images/favicon.ico?logo"> <link rel="apple-touch-icon-precomposed" sizes="57x57" href="https://cdn.kastatic.org/images/apple-touch-icon-57x57-precomposed.new.png"> <link rel="apple-touch-icon-precomposed" sizes="72x72" href="https://cdn.kastatic.org/images/apple-touch-icon-72x72-precomposed.new.png"> <link rel="apple-touch-icon-precomposed" sizes="114x114" href="https://cdn.kastatic.org/images/apple-touch-icon-114x114-precomposed.new.png"> <link rel="apple-touch-icon-precomposed" sizes="144x144" href="https://cdn.kastatic.org/images/apple-touch-icon-144x144-precomposed.new.png">
Questions about the khanacademy.org favicon
Where is the khanacademy.org favicon?
The main one is at https://cdn.kastatic.org/images/favicon.ico?logo. The default path, https://www.khanacademy.org/favicon.ico, also returns an icon.
What size is the khanacademy.org favicon?
favicon.ico is 32 px. The largest raster icon on the site is apple-touch-icon-144x144-precomposed.new.png at 144×144 px.
Can Google Search show the khanacademy.org favicon?
The site meets Google's rules: apple-touch-icon-144x144-precomposed.new.png is a 144×144 PNG file (934 B) and robots.txt allows it. Google still decides what it shows.
Does khanacademy.org have an Apple touch icon and a maskable icon?
The Apple touch icon is 144×144. There is no readable web app manifest, so there is no maskable icon either.