gvs.com

HTML metadata

Title

GVS Filter Technology | Filtration Solutions | GVS

Description

GVS produces highly technological filtration solutions with great attention to research, development and innovation of its products and processes.

Language

en

Canonical

https://www.gvs.com/en/

Translations

en
it

Open Graph

url: https://www.gvs.com/en/
title: GVS Filter Technology | Filtration Solutions | GVS
site name: GVS
description: GVS produces highly technological filtration solutions with great attention to research, development and innovation of its products and processes.

Technology

CDN: Cloudflare
PHP: 7.4.33 end of life

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

Social

Contact

Phone

Address

Via Roma, 50, 40069, Zola Predosa, Bologna, Italy

Registration

Registrar

Register SPA

Created

1999-11-06

Expires

2026-11-06 154 days left

Updated

2025-11-07

Name servers

brynne.ns.cloudflare.com
jeff.ns.cloudflare.com

DNS records live

NS

brynne.ns.cloudflare.com
jeff.ns.cloudflare.com

MX

10 gvs.esvacloud.com
10 gvs2.esvacloud.com
20 gvs-com.mail.protection.outlook.com
30 relay.cibix.it

TXT

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB;
MS=6178B6EF41F9C5F5CE8F86396C47089424AD0FC9
ZA=DrupRcyfZ/MVl3PPya8FPw==

Verified for

Google
Google Workspace
Microsoft 365

Email authentication strong

SPF

v=spf1 a:mail.gvs.com include:spf.protection.outlook.com include:spf.esvacloud.com include:_spf.zucchetti.com ip4:172.104.134.16 include:26498292.spf07.hubspotemail.net include:_spf.psm.knowbe4.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; pct=100; rua=mailto:noreply@gvs.com; ruf=mailto:noreply@gvs.com; sp=quarantine

policy: quarantine · sp=quarantine

DKIM

Show 4 DKIM selectors

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3yKKEsc0o7+c/EHTFGXJGrIHCknTTPcsrWefGlLEABswlxXjiXmluvk4VkhGXjt6HkcoCPlLtY/D6n…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxM6N0cIUJu0dYWPwXMKp2hX5fCVeS8Lg+DeW9g76ac20Wn+xWfgMAH9prqUV0gZz9mrho6s6o6Zjvm…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqsXD8j8B+NBzDVN69CZ4zpGbBpyBPA9ci9ZwhXp0TLv4Ij4CZyYq7Ka3g1gBX/CCpRC8pTMkl1cdaCEMwI…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDengsI5HVmN6Z5FxRrc/Qc0jWN34i+ORFgqMB+dpdvK+3ZkQVF04d/d7mSQk+SqC0u0JAKAKYR0FjzwVcoeRBv5K…

selectors probed

Certificate (current)

WE1

from 2026-05-25 to 2026-08-24

Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.gvs.com/en/

present

strict-transport-security
content-security-policy

findings

CSP allows unsafe inline scripts/styles
CSP uses wildcard sources
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

content-security-policy: script-src 'self' 'unsafe-eval' 'unsafe-inline' https://www.googletagmanager.com https://www.googleadservices.com https://googleads.g.doubleclick.net https://code.jquery.com/ https://*.iubenda.com https://www.google-analytics.com https://ssl.google-analytics.com https://*.googleapis.com https://hcaptcha.com https://*.hcaptcha.com https://*.youtube.com https://*.typeform.com https://*.hotjar.com https://*.hsforms.net https://*.hubspot.com;frame-src 'self' https://www.googletagmanager.com https://hcaptcha.com https://*.hcaptcha.com https://*.eurolandir.com https://*.youtube-nocookie.com https://sketchfab.com https://*.sketchfab.com https://*.typeform.com https://td.doubleclick.net https://*.iubenda.com https://*.hsforms.net https://*.hsforms.com/ https://*.hubspot.com;style-src 'self' 'unsafe-inline' https://hcaptcha.com https://*.hcaptcha.com https://*.googleapis.com https://*.typeform.com https://*.hsforms.net https://*.hubspot.com
strict-transport-security: max-age=15724800; includeSubDomains