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Cstb.fr Website Review

July 27, 2026 at 9:23 AM
Checked by Website Reputation Checker
Table of Contents
Danger Zone
Risky Territory
Caution Advised
Trusted but Verify
Safe & Secure

Cstb โ†’ Safety Check

First checked July 27, 2026 at 9:23 AM
Website content and technical signals analyzed
Method: automated checks.
Likely Safe Cstb.fr shows a low-risk profile as a website. No major malware/phishing detections were found, and 31.6-year domain history, public traffic rank, and business infrastructure support this assessment.
Trust signal radar Normalized trust signals for cstb.fr Domain Maturity: 11533 days Domain Maturity Warning Cleanliness: 0 detections Warning Cleanliness Safety Level: 0 negative tags Safety Level Positive Signals: 5 positive signals Positive Signals Popularity: Tranco rank 107,697 Popularity Trust Zone: .fr Trust Zone Operational Signals: 5 detected services Operational Signals Location Credibility: Hosting country FR Location Credibility
Figure 1. Trust signal radar for cstb.fr. Larger shaded area indicates stronger trust signals.

How we scored cstb.fr

Tech signals:
Google Maps, Animate.css Framework
Positive signals:
  • no major malware/phishing detections
  • a long-term domain history (31.6 years)
  • strong independent trust
  • an active SSL certificate (3 months)
  • business infrastructure
  • verified business services
  • presence in public traffic rankings
Last checked July 27, 2026 at 9:23 AM by Gridinsoft Trust Model v2.5.0
This domain was registered 31 years ago through the company NAMESHIELD and ownership information is not publicly available. Complaint contact not found.

About cstb.fr

We reviewed cstb.fr and found strong legitimacy signals. Current checks point to an established low-risk profile, with a trust score of 97/100 supporting that assessment. Key signals include no major malware/phishing detections, a long-term domain history, and strong independent trust.

Figure 2. Website screenshot for Cstb.fr. 2026-07-27 12:23:56

FAQ

Is cstb.fr safe?

Yes, cstb.fr appears to be low-risk based on current analysis. No major malware or phishing threats were detected, and a long-term domain history and strong independent trust support this assessment.

Is cstb.fr legit or a scam?

Available data points to cstb.fr being a legitimate website rather than a fraudulent one. Independent trust signals support a credible online presence.

Why is cstb.fr considered safe?

Key factors include registrar information (NAMESHIELD), hosting in FR, and presence in public traffic rankings. Major malware and phishing engines did not report active blacklist detections at the time of review. The trust score blends security detections, domain and infrastructure signals, and on-page behavior patterns. Taken together, these factors support a low-risk assessment for this website.

Cstb Digital Footprints

A structured view of the site's detected themes, page signals, and related online footprint elements.

Bootstrap Framework

This site uses Bootstrap, a widely-adopted open-source framework for responsive web development. Bootstrap enables efficient creation of mobile-friendly interfaces through standardized components and styling.

Google Tag Manager

This website uses Google Tag Manager to add and update tracking tags on its website.

Google Maps
jQuery Library
Animate.css Framework
Social Media Links

The presence of social media links on the website indicates that it references social media accounts. This signal alone does not confirm ownership or authenticity of those profiles.

Long Term Domain

This site is registered for an extended period, which is generally a positive continuity signal.

Established Domain

This site has maintained active domain presence over time, indicating operational continuity.

High Trust Score
Verified Business Services

The domain cstb.fr publishes TXT verification records for multiple third-party business platforms. This indicates that the domain has been connected to those services at the DNS level.

Business Infrastructure

This domain is configured for several service layers, such as email delivery, platform verification, or security tooling. This reflects a broader operational setup than a minimal single-purpose deployment.

Color Guide
  • Requires special attention Marks high-risk findings that should be reviewed first.
  • Exercise caution Highlights areas involving user data, payments, or permissions.
  • Positive indicators Shows trust signals that support the site's reliability.
  • Neutral General context that does not increase or reduce risk on its own.

Domain Information

Created December 31, 1994 at 11:00 PM Updated: August 11, 2025 at 8:54 AM ยท Expires: November 21, 2031 at 11:07 PM
Domain Age 31.6 years
Registrar NAMESHIELD
Domain Status A C T I V E
Registry Source FRNIC
Top Level Domain .fr Country Code TLD

Technical Details

HTTP status 301
IP Address 81.92.94.54
Hostname cdn.perf1.com
Hosting Provider AS20756 NAMESHIELD SAS Angers, Pays de la Loire, FR
SSL Certificate WE1 TLSv1.3 ยท Valid for: 3 months ยท from June 13, 2026 at 10:00 PM ยท to September 11, 2026 at 10:59 PM
Name Servers nsa.perf1.fr
nsb.perf1.com
nsc.perf1.com
nsz.perf1.com

Content Analysis

Website title CSTB - Le futur en construction
Website description Le CSTB est un EPIC qui accompagne les acteurs de la construction dans ses grandes mutations.
Primary Language
Mentioned hosts (22)
unpkg.com fr.linkedin.com www.batipedia.com region1.analytics.google.com maps.googleapis.com www.google.com www.cstb.fr www.googletagmanager.com cdnjs.cloudflare.com cstb.fr boutique.cstb.fr www.linkedin.com twitter.com www.youtube.com cstbgroup.matomo.cloud and 7 more

Security Analysis

Detection Signatures These signatures are used to generate the security fingerprint below.
Bootstrap Framework jQuery Library Animate.css Framework Social Media Links
Verified Services This domain has been verified by the following legitimate services and organizations, confirming authentic ownership and proper email security configuration.
Atlassian Software development tools (Jira, Confluence). DocuSign Electronic signature and agreement platform. Microsoft 365 Microsoft cloud productivity suite (Office, email, etc.). MongoDB NoSQL database platform. Nitro
Security Fingerprint Unique identifier based on site analysis

Are You the Owner?

If you own Cstb.fr and want to challenge the trust score, please submit a review request via portal.gridinsoft.com. There you can claim your profile and add verified company/contact details. If you cannot access the portal, email legal(at)gridinsoft.com with proof of legitimacy and contact details. We never charge website owners for reviews or reconsideration requests. For more information, please review our Disclaimer.

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Matched by website fingerprint
97
points /100
The score is based on a 1-100 scale, with 100 being the most reputable.
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