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justinrosenstein.com

.com ok HTTP/1.1 200 700 ms

First seen 2026-06-17 · Last seen 2026-06-17 · crawled 2026-06-17

US · 35.230.125.173 · AS396982 Google LLC

Reputation 92/100 no dmarc policy

sector tech subsector ai data type landing page

HTML metadata

Title
Justin Rosenstein
Language
en-US
Canonical
https://justinrosenstein.com/

Open Graph

url
https://justinrosenstein.com/
title
Justin Rosenstein's website
locale
en_US
site name
Justin Rosenstein
description
Articles and videos on global collaboration toward an equitable ecological civilization, redesigning technology for good, building culture, and leading big visions from the heart.

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1
Analytics
  • Fathom
Social widgets
  • YouTube Embed

Third-party hosts loaded (4)

  • img.youtube.com×4
  • cdn.usefathom.com×1
  • gmpg.org×1
  • www.youtube.com×1

Social

Registration

Registrar
NameCheap, Inc.
Created
2016-12-30
Expires
2026-12-30 192 days left
Updated
2025-11-30
Name servers
  • pdns1.registrar-servers.com
  • pdns2.registrar-servers.com

DNS records live

NS
  • pdns1.registrar-servers.com
  • pdns2.registrar-servers.com
MX
  • 1 smtp.google.com
Verified for
  • Google

Email authentication weak

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

Certificate (current)

R13
from 2026-04-28 to 2026-07-27
Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://justinrosenstein.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
strict-transport-security
max-age=31536000; includeSubDomains

Links to (10)

Linked from (1)

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