uspto.gov
United States Patent and Trademark Office
Last scanned Jul 29, 2026, 1:00 PM · 19 views
Overall score
Excellent
Summary
Home page of the United States Patent and Trademark Office's main web site. This website uses Apache behind CloudFront CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: robots.txt not found.
Home page of the United States Patent and Trademark Office's main web site.
Top issues to fix
3 issues found
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
236 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+3 overall since Jul 18, 2026
- Overall
- 97
- SEO
- 90
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Home page of the United States Patent and Trademark Office's main web site.
Contact
Email, phone, and address published on this site's own pages.
- your@email.com
Meta tags
- Title
- United States Patent and Trademark Office
- Description
- Home page of the United States Patent and Trademark Office's main web site.
- Canonical
- https://www.uspto.gov/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- CloudFront
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- www.uspto.gov
- Valid from
- Mar 18, 2026
- Valid to
- Oct 1, 2026
- Days until expiry
- 64
- SAN domains
- www.uspto.gov, ipidentifier.uspto.gov, careers.uspto.gov, patentsgazette.uspto.gov, cx-research.uspto.gov, components.uspto.gov, foiadocuments.uspto.gov, cybertraining.uspto.gov, equiphq.uspto.gov, tess2.uspto.gov
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 28 · H3 12
Links
261 internal · 45 external · 20 broken
Images
26 total · 0 missing alt
Scripts / Styles
19 scripts · 8 stylesheets
JS / CSS size
3.5 KB · 0 B
Page size
186 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://uspto.gov
- Final URL
- https://www.uspto.gov/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 233 ms
- HTML size
- 186 KB
- Redirect chain
- https://uspto.gov → https://www.uspto.gov/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does uspto.gov use?
- uspto.gov is built with Drupal, jQuery, Apache.
- Is uspto.gov secure (HTTPS)?
- Yes. uspto.gov uses TLS 1.3 with a certificate issued by Amazon, valid until Oct 1, 2026.
- Who hosts uspto.gov?
- Hosting provider information for uspto.gov is not available yet.
- What is uspto.gov's SEO score?
- uspto.gov scored 90/100 for SEO in the latest analysis (excellent).
- What is uspto.gov's overall website score?
- uspto.gov has an overall SiteGraph score of 97/100, combining SEO, performance, security, and accessibility.
- Has uspto.gov's score changed over time?
- uspto.gov's overall score has improved by 3 points (from 94 to 97) since Jul 18, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card