indexo.dev

dereksivers.org

.org crawl

First seen 2026-04-12 · Last seen 2026-05-04 · ok HTTP/1.1 200 1745 ms crawled 2026-05-04

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Derek Sivers | Substack
Description
Author of Useful Not True, How to Live, Hell Yeah or No, Anything You Want, etc. I’ve been a musician, circus performer, entrepreneur, and speaker. I’m a slow thinker, explorer, xenophile, and love a different point of view. Click to read Derek Sivers on Substack.
Language
en
Canonical
https://www.dereksivers.org/
Feeds

Open Graph

url
https://www.dereksivers.org/
title
Derek Sivers | Substack
description
Author of Useful Not True, How to Live, Hell Yeah or No, Anything You Want, etc. I’ve been a musician, circus performer, entrepreneur, and speaker. I’m a slow thinker, explorer, xenophile, and love a different point of view. Click to read Derek Sivers on Substack.

Technology

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

Third-party hosts loaded (4)

  • substackcdn.com×227
  • fonts.gstatic.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

Registration

Registrar
NETIM SAS
Created
2002-01-13
Expires
2028-01-13 603 days left
Updated
2023-06-14
Name servers
  • coco.bunny.net
  • kiki.bunny.net

DNS records live

NS
  • coco.bunny.net
  • kiki.bunny.net
TXT
  • v=spf1 -all

Certificate (current)

E8
from 2026-04-04 to 2026-07-03
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.dereksivers.org/

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 (2)

Linked from (1)