sibelco.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP/1.1 200 2238 ms crawled 2026-05-12

US · 13.107.246.67 · AS8075 Microsoft Corporation

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title

home

Description

Our company sources, transforms and distributes specialty industrial minerals – particularly silica, clays, feldspathics and olivine – and is a leader in glass recycling.

Language

Canonical

https://www.sibelco.com/en/

Translations

Open Graph

title: Sibelco is a global material solutions company.

Technology

CDN: Azure Front Door
CMS: Next.js

Analytics

Google Tag Manager

Cookie consent

Cookiebot

Fonts

Google Fonts

Third-party hosts loaded (4)

fonts.googleapis.com×2
www.googletagmanager.com×2
consent.cookiebot.com×1
fonts.gstatic.com×1

Social

Registration

Registrar

Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA

Created

1997-10-01

Expires

2026-09-30 132 days left

Updated

2025-10-01

Name servers

ns53.be
ns53.io

DNS records live

NS

ns53.be
ns53.io

MX

0 sibelco-com.mail.protection.outlook.com

TXT

Show 7 TXT records

amazonses:bQmBVIN+qA/R7bg7+lNI9A8QoVZ4oatg4wB72lbz3t4=
dvv-domain-verification=pa8o935ua9pui98-apuhica
RPdMQJex+wcUNE1cyZ7BeJRqZldJhkhA5Hv/MtGWvMY=
amazonses:oO2jymhws4KGOLWNhhtZ/oeXNUaRE5R3of12IA4xQAw=
autodesk-domain-verification=RXBQblGvUc_uiQHFMJZN
fHtP8XNi/fW9uNXkuf2VJSMif9txRTBp4in8qqHFaMcJzztn9WpNH1sLCGrxhEh59AZOEf7gGErVt02ilrmJ9g==
sqgimmp1J7HbKywE3sRo6y7LlL74fmdOg5xxmOpxHk4=

Verified for

GlobalSign

Email authentication strong

SPF

v=spf1 include:spf.flexmail.eu include:_spf.sibelco.com include:_spf.afasonline.nl include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.salesforce.com include:spf.smtp2go.com include:_vccnets.8x8.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email

policy: quarantine

DKIM

Show 4 DKIM selectors

selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDSbO6DO26sKY1dZWrQXIKiRWhfw9o+uXzzlo1Yo5UseRi4DURfDz7k9mohd8b1C5cCK9K4Vua6X4+JXZeuyP…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAni4yO8pHvqS8yh3RroVyGeWNWTU/SywMn409bY6eg2UVxIklpOG4r/jlX89vKeA71cAQhcX8mKzHtWlU8c…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmPxRCRJs88vkcrtx+jfP56VPS7rUlX9nVoSzEaBUQJpWS1Gf2H60I5WALFzxLDk+x09HEh7mr6UI37BjzU…

selectors probed

Certificate (current)

GlobalSign RSA OV SSL CA 2018

from 2026-04-06 to 2026-10-22

Expires in 155 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sibelco.com/en

findings

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