SiteFontCheck

No extension free font checker analyzer for modern web design

Check fonts on popular websites

Fonts used by

nso.edu

Last analyzed 10/28/2026, 6:51:01 AM UTC

Curious about the design behind nso.edu?

SiteFontCheck scanned their live CSS architecture and identified 10 unique font families.

The website relies heavily on open sans, sans-serif for its main text elements, paired with oswald, sans-serif and oswald, helvetica, arial, sans-serif as fallback options, and 7 additional.

10
unique font families
Primary font
open sans, sans-serif

Below is the precise map of font sizes, weights, and text elements used across their site.

Detected Fonts

10 found

open sans, sans-serif

988

New 3D Solar Eruption Model: NSF National Solar Ob

oswald, sans-serif

237

New 3D Solar Eruption Model: NSF National Solar Ob

oswald, helvetica, arial, sans-serif

43

NSF Inouye Solar Telescope

oswald, roboto, helvetica, arial, sans-serif

13

LATEST NEWS:

open sans, helvetica, arial, sans-serif

10

<img width="165" height="150" decoding="async" src

raleway, sans-serif

4

Learn More

georgia, helvetica, arial, lucida, sans-serif

4

1

roboto

2

Watch the recording of NSF NSO’s

inter

2

Join our mailing list to get the news from the Obs

times new roman

1

https://nso.edu/wp-content/uploads/2025/05/Promine

Loading preview...

About SiteFontCheck

SiteFontCheck is a powerful no extension free font checker analyzer that analyzes any website to identify and display all fonts used in real-time. Simply enter a URL and instantly discover the typography behind your favorite websites.

About SiteFontCheck

No extension free font checker analyzer for modern web design. Detect, analyze, and explore fonts across any website with our powerful, user-friendly interface.