chemdictionary.org

.org crawl

First seen 2026-04-16 · Last seen 2026-05-11 · ok HTTP/1.1 200 928 ms crawled 2026-05-11

US · 167.99.11.27 · AS14061 DigitalOcean, LLC

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title

Chemistry Dictionary | Definition And Examples Of Chemistry Terms

Language

en-US

Generator

WordPress 5.7.14

Canonical

https://chemdictionary.org/

Feeds

Open Graph

url: https://chemdictionary.org/
title: Chemistry Dictionary | Definition And Examples Of Chemistry Terms
locale: en_US
site name: Chemistry Dictionary
description: Chemistry is a branch of science that explores compounds and chemical elements, and how they work together. It is the study of the materials that make up our bodies and everything in the world around us. List of Chemistry Terms You can browse Chemistry Dictionary by using the A-Z listing below. Our Science and Maths ... <a title="Chemistry Dictionary" class="read-more" href="https://chemdictionary.org/" aria-label="More on Chemistry Dictionary">Read more</a>
updated time: 2020-08-05T11:11:15+00:00

Technology

Server: nginx
CMS: WordPress

Analytics

Google Tag Manager

Ads

Google AdSense

Fonts

Google Fonts

Third-party hosts loaded (7)

fonts.googleapis.com×2
netdna.bootstrapcdn.com×2
fonts.gstatic.com×1
gmpg.org×1
pagead2.googlesyndication.com×1
s.w.org×1
www.googletagmanager.com×1

Registration

Registrar

NameCheap, Inc.

Created

2017-10-15

Expires

2026-10-15 148 days left

Updated

2025-09-20

Name servers

dns1.registrar-servers.com
dns2.registrar-servers.com

DNS records live

NS

dns1.registrar-servers.com
dns2.registrar-servers.com

MX

10 eforward1.registrar-servers.com
10 eforward2.registrar-servers.com
10 eforward3.registrar-servers.com
15 eforward4.registrar-servers.com
20 eforward5.registrar-servers.com

TXT

google-site-verification=Hh6qf27uebShC88c52t8I2chpMwcnlBHNRv0gK75cEY

Email authentication weak

SPF: v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-13 to 2026-07-12

Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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