chesterton.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-20 · ok HTTP/1.1 200 1863 ms crawled 2026-05-20

US · 20.242.56.227 · AS8075 Microsoft Corporation

Reputation 100/100

Classifying

HTML metadata

Title: A.W. Chesterton Company | Home
Description: Chesterton® is a global leader in helping process industry companies and manufacturers improve the reliability and efficiency of their process platforms.
Language: en
Canonical: https://chesterton.com/

Open Graph

title: A.W. Chesterton Company | Home
description: Chesterton® is a global leader in helping process industry companies and manufacturers improve the reliability and efficiency of their process platforms.

Technology

CMS: Joomla
Stack: ASP.NET

Analytics

Google Tag Manager

Third-party hosts loaded (2)

js.hs-scripts.com×1
www.googletagmanager.com×1

Social

Contact

Phone

+1-781-438-7000

Registration

Registrar

GoDaddy.com, LLC

Created

1995-09-12

Expires

2026-09-11 113 days left

Updated

2024-09-11

Name servers

ns000.ns0.com
ns528.pair.com

DNS records live

NS

ns000.ns0.com
ns528.pair.com

MX

0 chesterton-com.mail.protection.outlook.com

TXT

2o7poTktlHJRxII2ZzIR6F6nIy1ul2Ta5/q6QGZSubzbrnzhwFXAwPpDanre5+A4BQnsIodVTEdd52XYGWPRvw==
msfpkey=1r2x31lpt87kkxn8zdf6gpcfn

Verified for

Apple
Dropbox
Google
Google Workspace

Email authentication strong

SPF

v=spf1 include:spf.protection.outlook.com ip4:50.204.98.98 include:2535282.spf02.hubspotemail.net ip4:192.88.199.96 ip4:148.59.100.16/28 include:sendgrid.net include:_spf.smtp.com include:dnsexit.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; pct=100; rua=mailto:csdmarcreporting@chesterton.com;

policy: quarantine

DKIM

Show 4 DKIM selectors

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPeeuw02jt38yIaKjAwf9oXv3OOWa7JFkB9fmTVQJG8A9/gGuYzxod2U6zjVPpeehjuvHtgiyet/8xlPys9e…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA10onRtcr4fuQkEGZIv4Z4PtVzt6YMERqtRmQLt/Zk4xDwtkQp1vbkaeJx2mPi578GaZILVTE90azyu3tgF…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyMqoajmV2q5kI7/WoBoEo+Q1zCq8CFrtAC6a56YVYKM8ZapuSvOyk1voB0jpW7zzEbXMNO5G9vbmNtO2E2…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

R13

from 2026-04-17 to 2026-07-16

Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://chesterton.com/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: sameorigin
x-content-type-options: nosniff
strict-transport-security: max-age=31536000