a16z.com
Andreessen Horowitz | Software Is Eating the World
Last scanned Jul 25, 2026, 12:25 PM · 2 views
Overall score
Great
Summary
Andreessen Horowitz (a16z) is a venture capital firm in Silicon Valley, California, investing in bold founders, innovators, and entrepreneurs building the future through technology. This website uses WordPress hosted on AWS behind Netlify CDN. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.
Andreessen Horowitz (a16z) is a venture capital firm in Silicon Valley, California, investing in bold founders, innovators, and entrepreneurs building the future through technology.
- United States
- Hosted on AWS
Top issues to fix
4 issues found · 1 high priority
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
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.
SEO
4 issue(s) found
Performance
359 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Andreessen Horowitz (a16z) is a venture capital firm in Silicon Valley, California, investing in bold founders, innovators, and entrepreneurs building the future through technology.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Andreessen Horowitz | Software Is Eating the World
- Description
- Andreessen Horowitz (a16z) is a venture capital firm in Silicon Valley, California, investing in bold founders, innovators, and entrepreneurs building the future through technology.
- Canonical
- https://a16z.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT | — |
| NS |
|
| CAA |
|
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- a16z.com
- Valid from
- Jun 7, 2026
- Valid to
- Sep 5, 2026
- Days until expiry
- 41
- SAN domains
- a16z.com, www.a16z.com
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 0 · H2 0 · H3 1
Links
32 internal · 10 external · 0 broken
Images
0 total · 0 missing alt
Scripts / Styles
9 scripts · 3 stylesheets
JS / CSS size
95.3 KB · 486 KB
Page size
148 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://a16z.com
- Final URL
- https://a16z.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 356 ms
- HTML size
- 148 KB
- Redirect chain
- https://a16z.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does a16z.com use?
- a16z.com is built with WordPress, Google Analytics, Plausible Analytics.
- Is a16z.com secure (HTTPS)?
- Yes. a16z.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 5, 2026.
- Who hosts a16z.com?
- a16z.com is hosted on AWS, behind Netlify CDN.
- What is a16z.com's SEO score?
- a16z.com scored 75/100 for SEO in the latest analysis (fair).
- What is a16z.com's overall website score?
- a16z.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
- Is a16z.com hiring?
- a16z.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card