chriskresser.com
Evidence-based health answers you can trust. - Chris Kresser
Last scanned Aug 4, 2026, 5:00 PM · 7 views
Overall score
Great
Summary
Learn how you can reinvent healthcare using Functional Medicine, health coaching, and ancestral nutrition, with Chris Kresser. This website uses WordPress behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (90/100). Top issue: robots.txt not found.
Chris Kresser LLC
Learn how you can reinvent healthcare using Functional Medicine, health coaching, and ancestral nutrition, with Chris Kresser.
Top issues to fix
7 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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.
+1 more issue — details in the sections below.
SEO
2 issue(s) found
Performance
1.20 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 27, 2026
- Overall
- 86
- SEO
- 90
- Security
- 65
- Performance
- 90
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Chris Kresser LLC
Learn how you can reinvent healthcare using Functional Medicine, health coaching, and ancestral nutrition, with Chris Kresser.
Meta tags
- Title
- Evidence-based health answers you can trust. - Chris Kresser
- Description
- Learn how you can reinvent healthcare using Functional Medicine, health coaching, and ancestral nutrition, with Chris Kresser.
- Canonical
- https://chriskresser.com/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- Google Trust Services
- Subject
- chriskresser.com
- Valid from
- Jun 21, 2026
- Valid to
- Sep 19, 2026
- Days until expiry
- 45
- SAN domains
- chriskresser.com, *.chriskresser.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 1 · H3 0
Links
39 internal · 12 external · 20 broken
Images
10 total · 0 missing alt
Scripts / Styles
54 scripts · 0 stylesheets
JS / CSS size
27.0 KB · 47.9 KB
Page size
140 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://chriskresser.com
- Final URL
- https://chriskresser.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.20 s
- HTML size
- 140 KB
- Redirect chain
- https://chriskresser.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does chriskresser.com use?
- chriskresser.com is built with WordPress, jQuery, Meta Pixel.
- Is chriskresser.com secure (HTTPS)?
- Yes. chriskresser.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 19, 2026.
- Who hosts chriskresser.com?
- Hosting provider information for chriskresser.com is not available yet.
- What is chriskresser.com's SEO score?
- chriskresser.com scored 90/100 for SEO in the latest analysis (excellent).
- What is chriskresser.com's overall website score?
- chriskresser.com has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
- What company operates chriskresser.com?
- chriskresser.com is operated by Chris Kresser LLC. Learn how you can reinvent healthcare using Functional Medicine, health coaching, and ancestral nutrition, with Chris Kresser.
- Has chriskresser.com's score changed over time?
- chriskresser.com's overall score has declined by 3 points (from 89 to 86) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card