nfx.com
NFX
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Excellent
Summary
NFX is a VC firm investing in pre-seed and seed stage startups. This website uses WordPress hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is good (80/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No H1 heading found.
NFX
NFX is a VC firm investing in pre-seed and seed stage startups. Headquartered in San Francisco. NFX focuses on companies with network effects. We back exceptional Founders building market-transforming companies.
- San Francisco, CA, US
- Hosted on Cloudflare
Top issues to fix
4 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
Missing html lang attribute
AccessibilitySet <html lang="…"> so screen readers pick the right pronunciation rules.
3 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
1 issue(s) found
Performance
592 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
NFX
NFX is a VC firm investing in pre-seed and seed stage startups. Headquartered in San Francisco. NFX focuses on companies with network effects. We back exceptional Founders building market-transforming companies.
- Founded
- Jan 1, 2015
Contact
Email, phone, and address published on this site's own pages.
- Address
- San Francisco, CA, US
Meta tags
- Title
- NFX
- Description
- We are a VC firm investing in pre-seed and seed stage startups. We back exceptional Founders building market-transforming companies.
- Canonical
- https://nfx.com/
- Language
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- index,follow
- Manifest
- https://www.nfx.com/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.20.46.57
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- nfx.com
- Valid from
- Jul 20, 2026
- Valid to
- Oct 18, 2026
- Days until expiry
- 53
- SAN domains
- nfx.com, *.nfx.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
29 internal · 23 external · 3 broken
Images
56 total · 2 missing alt
Scripts / Styles
37 scripts · 2 stylesheets
JS / CSS size
663 KB · 819 B
Page size
217 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 1
- sitemap.xml
- Found
- URLs in sitemap
- 548
SEO issues
- No H1 heading found
Accessibility issues
- No H1 heading found
- Missing <html lang> attribute
Scan details
- Requested URL
- https://nfx.com
- Final URL
- https://www.nfx.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 588 ms
- HTML size
- 217 KB
- Redirect chain
- https://nfx.com → https://www.nfx.com/
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Frequently asked questions
- What technology does nfx.com use?
- nfx.com is built with Next.js, WordPress, Google Analytics, Meta Pixel.
- Is nfx.com secure (HTTPS)?
- Yes. nfx.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 18, 2026.
- Who hosts nfx.com?
- nfx.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is nfx.com's SEO score?
- nfx.com scored 90/100 for SEO in the latest analysis (excellent).
- What is nfx.com's overall website score?
- nfx.com has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
- What company operates nfx.com?
- nfx.com is operated by NFX. NFX is a VC firm investing in pre-seed and seed stage startups. Headquartered in San Francisco. NFX focuses on companies with network effects. We back exceptional Founders building market-transforming companies.
OpenGraph & Twitter Card
OpenGraph
Twitter Card