indexo.dev

stevenkotler.com

.com crawl

First seen 2026-04-24 · Last seen 2026-05-15 · ok HTTP/1.1 200 4554 ms crawled 2026-05-18

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 100/100

Classifying

HTML metadata

Title
Steven Kotler: Author and Speaker
Description
Welcome to the website of Steven Kotler, a New York Times-bestselling author and leading expert on human performance. Explore his work and unleash your potential.
Language
en

Open Graph

title
Steven Kotler: Author and Speaker
description
Welcome to the website of Steven Kotler, a New York Times-bestselling author and leading expert on human performance. Explore his work and unleash your potential.

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (11)
  • cdn.prod.website-files.com×63
  • cdn.jsdelivr.net×7
  • cdnjs.cloudflare.com×3
  • ajax.googleapis.com×1
  • cdn.plyr.io×1
  • d3e54v103j8qbb.cloudfront.net×1
  • fonts.googleapis.com×1
  • fonts.gstatic.com×1
  • unpkg.com×1
  • www.google.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
GoDaddy.com, LLC
Created
2003-03-11
Expires
2028-03-11 661 days left
Updated
2026-03-06
Name servers
  • ns47.domaincontrol.com
  • ns48.domaincontrol.com

DNS records live

NS
  • ns47.domaincontrol.com
  • ns48.domaincontrol.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
TXT
  • google-site-verification=rygAHkvekOo-yGm9wOb3-HId3V7m_dnMuQADrLzyYjg

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAiKdndN0AOno9VSg3+45Fdf8EL7FZJYZxu5tICOOa3gd61PKd1ScLau+DnkiUpwqyAoPih1bG7l5/Nc…
selectors probed

Certificate (current)

WE1
from 2026-04-15 to 2026-07-14
Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://stevenkotler.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
findings
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
content-security-policy
frame-ancestors 'self'
strict-transport-security
max-age=31536000

Links to (8)

Linked from (1)