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sixclasses.org

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First seen 2026-04-28 · Last seen 2026-05-18 · ok HTTP/1.1 200 3544 ms crawled 2026-05-05

US · 172.67.70.228 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector nonprofit type homepage

HTML metadata

Title
Home - SixClasses.org
Description
Welcome to the Six Classes: understand chemicals of concern and avoid their use Products we use every day can contain chemicals that may be harming our health.  Many of these chemicals of concern can be grouped into “Six Classes”, each containing similar substances. The Six Classes approach allows us to better understand these families
Language
en-US
Generator
WordPress 6.8.3
Canonical
https://www.sixclasses.org/
Feeds

Open Graph

url
https://www.sixclasses.org/
title
Home - SixClasses.org
locale
en_US
site name
SixClasses.org
description
Welcome to the Six Classes: understand chemicals of concern and avoid their use Products we use every day can contain chemicals that may be harming our health.  Many of these chemicals of concern can be grouped into “Six Classes”, each containing similar substances. The Six Classes approach allows us to better understand these families

Technology

CDN
Cloudflare
CMS
WordPress
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Registration

Registrar
Bluehost Inc.
Created
2013-09-10
Expires
2026-09-10 112 days left
Updated
2025-08-31
Name servers
  • dara.ns.cloudflare.com
  • elmo.ns.cloudflare.com

DNS records live

NS
  • dara.ns.cloudflare.com
  • elmo.ns.cloudflare.com
Verified for
  • Google

Certificate (current)

WE1
from 2026-04-22 to 2026-07-21
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sixclasses.org/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (4)

Linked from (2)