co2performanceladder.com

HTML metadata

Title

CO₂ Performance Ladder | Tool for Sustainable Procurement

Description

The CO₂ Performance Ladder helps organisations cut emissions and integrate sustainability into procurement and business operations.

Language

en-US

Generator

WPML ver:4.7.1 stt:1,4,3,66;

Canonical

https://www.co2performanceladder.com/

Translations

de
en
fr
pt

Open Graph

url: https://www.co2performanceladder.com/
title: CO₂ Performance Ladder | Tool for Sustainable Procurement
locale: en_US
image:url: https://www.co2-prestatieladder.nl/app/uploads/sites/2/2025/09/DSC_7100.webp
site name: CO₂ Performance Ladder
description: The CO₂ Performance Ladder helps organisations cut emissions and integrate sustainability into procurement and business operations.

Technology

Server: nginx
CMS: WordPress
jQuery: 3.7.1

Third-party hosts loaded (1)

www.co2-prestatieladder.nl×9

Social

Contact

Phone

00310307116800

Registration

Registrar

Key-Systems GmbH

Created

2018-03-20

Expires

2027-03-20 292 days left

Updated

2026-04-28

Name servers

ns0.transip.net
ns1.transip.nl
ns2.transip.eu

DNS records live

NS

ns0.transip.net
ns1.transip.nl
ns2.transip.eu

MX

10 co2performanceladder-com.mail.protection.outlook.com

TXT

Show 6 TXT records

5 ALT2.ASPMX.L.GOOGLE.COM.
v=DMARC1; p=quarantine;
1 ASPMX.L.GOOGLE.COM.
10 ALT3.ASPMX.L.GOOGLE.COM.
10 ALT4.ASPMX.L.GOOGLE.COM.
5 ALT1.ASPMX.L.GOOGLE.COM.

Verified for

Microsoft 365

Email authentication partial

SPF

v=spf1 +a +mx include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.google.com ip4:37.34.49.23 ip4:141.138.204.162 ip4:141.138.195.155 ip4:136.144.132.194 ip4:136.144.132.152 ip4:149.210.131.116 ip4:136.144.145.147 -all

strict (-all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

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selectors probed

Certificate (current)

R13

from 2026-04-11 to 2026-07-10

Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.co2performanceladder.com/

present

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

findings

CSP allows unsafe inline scripts/styles

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
permissions-policy: autoplay=*, fullscreen=*, geolocation=*
x-content-type-options: nosniff
content-security-policy: default-src 'self' blob: https: wss: data: 'unsafe-inline' 'unsafe-eval'; worker-src 'self' blob:
strict-transport-security: max-age=31536000