What technology does readworks.org use?

readworks.org is built with Google Ads.

Is readworks.org secure (HTTPS)?

Yes. readworks.org uses TLS 1.2 with a certificate issued by Amazon, valid until Mar 10, 2027.

Who hosts readworks.org?

Hosting provider information for readworks.org is not available yet.

What is readworks.org's SEO score?

readworks.org scored 70/100 for SEO in the latest analysis (fair).

What is readworks.org's overall website score?

readworks.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.

readworks.org

ReadWorks | Award-Winning, EdTech Nonprofit Organization

Last scanned Jul 26, 2026, 11:19 AM

Overall score

Great

Summary

ReadWorks is an edtech nonprofit organization that is committed to helping to solve America’s reading comprehension crisis. This website uses Google Ads. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No H1 heading found.

ReadWorks is an edtech nonprofit organization that is committed to helping to solve America’s reading comprehension crisis.

Top issues to fix

5 issues found · 1 high priority

No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

SEO

4 issue(s) found

100

Performance

809 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

ReadWorks is an edtech nonprofit organization that is committed to helping to solve America’s reading comprehension crisis.

Meta tags

Title: ReadWorks | Award-Winning, EdTech Nonprofit Organization
Description: ReadWorks is an edtech nonprofit organization that is committed to helping to solve America’s reading comprehension crisis.
Canonical: https://www.readworks.org
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta
Manifest: https://d1hip53dxcp64t.cloudfront.net/manifest.json?v=72f4fe6cb2fef2f883b353a0dff7d589

Technologies

Detected frameworks, languages, and tools.

Google Ads

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.2
Issuer: Amazon
Subject: www.readworks.org
Valid from: Feb 9, 2026
Valid to: Mar 10, 2027
Days until expiry: 225
SAN domains: www.readworks.org, www.readworks.us, digital.readworks.org, readworks.org, www.digital.readworks.org, www.readworks.com, readworks.us, www.readworks.net, readworks.net, readworks.com

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyEnabled

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

5 scripts · 3 stylesheets

JS / CSS size

153 KB · 0 B

Page size

158 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

No H1 heading found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://readworks.org
Final URL: https://www.readworks.org/
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 806 ms
HTML size: 158 KB
Redirect chain: https://readworks.org → https://www.readworks.org/

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Frequently asked questions

What technology does readworks.org use?: readworks.org is built with Google Ads.
Is readworks.org secure (HTTPS)?: Yes. readworks.org uses TLS 1.2 with a certificate issued by Amazon, valid until Mar 10, 2027.
Who hosts readworks.org?: Hosting provider information for readworks.org is not available yet.
What is readworks.org's SEO score?: readworks.org scored 70/100 for SEO in the latest analysis (fair).
What is readworks.org's overall website score?: readworks.org has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.