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a16z.com

https://a16z.com· First analyzed 14 Feb 2026· Updated 14 Feb 2026
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a16z.com
Desktop screenshot of a16z.com
Mobile screenshot of a16z.com
Mobile

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Hosting Provider

aws.amazon.com

IP Address

75.2.60.5

Server Location

🇺🇸 Seattle, United States

ASN

AS16509

Organization

AWS Global Accelerator (GLOBAL)

Server

Netlify

Nameservers

ha4.markmonitor.zone.ha3.markmonitor.zone.ha1.markmonitor.zone.ha2.markmonitor.zone.

Performance

Page Speed

1.8 MB
71 requests

Image Optimization

WebPResponsive
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
WordPressv6.8.1
cms
a16zCustom

SEO Analysis

B70/100
11
1
2
A
a16z.coma16z.com

Andreessen Horowitz | Software Is Eating the World

Andreessen Horowitz (a16z) is a venture capital firm in Silicon Valley, California, investing in bold founders, innovators, and entrepreneurs building the fu...

Description truncated.
Title Length50 chars

Recommended: 50-60 chars

Description Length181 chars

Recommended: 120-160 chars

Issues (2)

  • Missing H1 tag - every page should have one H1
  • Many images missing alt text (6/7)

Crawlability

Sitemap

Type: standard

robots.txt

Sponsored

Sponsored

B

Security Score

76%Good
Interactive

HTTPS

No WAF

83d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Let's Encrypt

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-384

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2

Valid From

07.02.2026

Valid Until

08.05.2026

Subject Alternative Names (2)

a16z.comwww.a16z.com

SHA-256 Fingerprint

0B:7C:91:26:EE:C7:B3:55:D8:62:67:1C:A4:36:BE:34:AA:9B:B2:36...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

accept-ranges
bytes
access-control-allow-origin
*
age
0
cache-control
🟡 0s(public,max-age=0,must-revalidate)
cache-status
"Netlify Edge"; fwd=miss
cdn-cache-control
no-transform
Good Warning Issue

Email Infrastructure

Google Workspace

Score

98

SPF
DKIM
DMARC

DMARC Policy

Quarantine (Moderate)

MX Records (5)

aspmx.l.google.com
aspmx2.googlemail.com
aspmx3.googlemail.com
alt1.aspmx.l.google.com

+1 more

Domain Information

a16z.com

Domain Age
17 years

Created

26.01.2009

Expires

13.01.2028

Last Updated

12.12.2025

Registrar

MarkMonitor Inc.

DNSSEC
Not Enabled

Privacy & Compliance

Cookiebot

Cookie Consent Banner
Cookiebot
Privacy Policy
Terms of Service

GDPR Indicators

Cookie consent banner detected
CMP: Cookiebot
Privacy policy page linked

Typography & Readability

proxima-nova

65/100
Readability
/30
32/40

16px · LH 1.25

Hierarchy
/20
8/25
WCAG
/25
15/15

Contrast: undefined

Performance
/25
13/20

1 font

Heading Font

proxima-nova

Sans

Body Font

proxima-nova

Sans16px

Contrast Ratio

--

Reading Comfort

Single Font Family

left aligned
48px
h2

✅ Excellent readability: 16px body text is ideal for all devices.

✅ Good performance: Using 1 font families keeps load times fast.

✅ Consistent design: Single font family with weight variations is a modern best practice.

✅ Smart font loading: Using font-display: swap prevents invisible text during load.

✅ Clean layout: Consistent left alignment throughout.

Business & Marketing Stack

9 Tools Detected

Enterprise

Marketing Automation

1

Email marketing and automation platforms

Behavior Analytics

4

User behavior and product analytics

Advertising

3

Ad platforms and retargeting pixels

Social Media

1

Social widgets and sharing tools

4

Categories

9

Total Tools

2

Enterprise

2

Mid-Market

Assessment: Sophisticated marketing and sales technology infrastructure

Sponsored

Scripts & Styles

24 Resources

20
Scripts
4
Styles
16
Async
2
Defer

Top Script Sources

snap.licdn.com(5)munchkin.marketo.net(3)script.crazyegg.com(2)connect.facebook.net(2)googletagmanager.com(2)

Website Identity

a16z.com

17 years old
MarkMonitor Inc.📧 Google Workspace

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Last analyzed: 14 Feb 2026 at 03:11

Historical Analysis & Change Tracking