indexo.dev

weightythoughts.com

.com crawl

First seen 2026-05-15 · Last seen 2026-05-15 · ok HTTP/1.1 200 726 ms crawled 2026-05-20

US · 172.64.151.232 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Weighty Thoughts | James Wang | Substack
Description
VC on AI, deep tech, startups. Former Bridgewater, Google[x], startup founder. Read by top engineers, fund managers, and policymakers. Click to read Weighty Thoughts, by James Wang, a Substack publication with thousands of subscribers.
Language
en
Canonical
https://weightythoughts.com/
Feeds

Open Graph

url
https://weightythoughts.com/
title
Weighty Thoughts | James Wang | Substack
description
VC on AI, deep tech, startups. Former Bridgewater, Google[x], startup founder. Read by top engineers, fund managers, and policymakers. Click to read Weighty Thoughts, by James Wang, a Substack publication with thousands of subscribers.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • substackcdn.com×260
  • fonts.gstatic.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

Registration

Registrar
Cloudflare, Inc.
Created
2023-08-17
Expires
2026-08-17 88 days left
Updated
2025-07-18
Name servers
  • dom.ns.cloudflare.com
  • paityn.ns.cloudflare.com

DNS records live

NS
  • dom.ns.cloudflare.com
  • paityn.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google

Email authentication partial

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:info@weightythoughts.com
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnUAr8COPrcvlHmiRSRzw43PZ5TtxjeIS1DYYDgeS/T+YUFF/jfREM+ZxyH/rhPr8VtaRN0jhd0SQSS…
selectors probed

Certificate (current)

WE1
from 2026-05-14 to 2026-08-12
Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://weightythoughts.com/

present
  • strict-transport-security
  • content-security-policy
findings
  • CSP uses wildcard sources
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
frame-ancestors 'self' https://*.substack.com https://substack.com
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (17)

Linked from (1)