indexo.dev

stevestewartwilliams.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 7272 ms crawled 2026-05-19

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
The Nature-Nurture-Nietzsche Newsletter | Steve Stewart-Williams | Substack
Description
The newsletter of Professor Steve Stewart-Williams. Evolutionary psychology, sex differences, nature and nurture, science, philosophy, and more. Click to read The Nature-Nurture-Nietzsche Newsletter, by Steve Stewart-Williams, a Substack publication with tens of thousands of subscribers.
Language
en
Canonical
https://www.stevestewartwilliams.com/
Feeds

Open Graph

url
https://www.stevestewartwilliams.com/
title
The Nature-Nurture-Nietzsche Newsletter | Steve Stewart-Williams | Substack
description
The newsletter of Professor Steve Stewart-Williams. Evolutionary psychology, sex differences, nature and nurture, science, philosophy, and more. Click to read The Nature-Nurture-Nietzsche Newsletter, by Steve Stewart-Williams, a Substack publication with tens of thousands of subscribers.

Technology

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

Third-party hosts loaded (5)

  • substackcdn.com×260
  • images.unsplash.com×5
  • fonts.gstatic.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

Social

Registration

Registrar
123-Reg Limited
Created
2015-08-12
Expires
2027-08-12 448 days left
Updated
2025-08-13
Name servers
  • ns15.domaincontrol.com
  • ns16.domaincontrol.com

DNS records live

NS
  • ns15.domaincontrol.com
  • ns16.domaincontrol.com

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-19 to 2026-07-18
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.stevestewartwilliams.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 (12)

Linked from (2)