Cstb.fr Centre Scientifique et Technique du Bâtiment - CSTB

Établissement public au service de l'innovation dans le bâtiment, le CSTB exerce 5 activités clés : la recherche et expertise, l'évaluation, la certif...

Cstb.fr Overview

out of 100 for desktop and 36 out of 100 for mobile.

The CSTB website is a comprehensive platform that caters to all aspects of innovation in the building industry. The website is aimed at providing insightful and analytical research, analysis and knowledge sharing to promote the environment, energy and digital transitions within the industry. The website is also known as Centre Scientifique et Technique du Bâtiment.

The structure of the website can be classified into various categories, including home, activities, publications, resources, certification, and news. The website has been designed in an easy to navigate manner, where users can easily find all relevant information. The "Home" page provides a brief introduction to the CSTB along with a comprehensive list of activities that the CSTB engages in. Along with this, the "Home" page also offers a newsletter subscription where users can stay up to date with the latest news.

The "Activities" page provides detailed information on the five key activities of CSTB - research and expertise, evaluation, certification, testing, and dissemination of knowledge. Each activity has a separate section that provides an in-depth analysis and research findings.

The "Publications" page has a vast collection of scientific reports, research papers, and scientific journals. It allows the user to filter the publications as per their area of interest, including building technology, engineering, regulations, and standards.

The "Resources" page provides users with valuable information in the form of catalogs, technical guides, and software tools. These resources assist the users in implementing the latest technological advancements in their work.

The "Certification" page guides users on how to obtain certification for their building projects as per various environmental, energy, and sustainability standards. It provides users with easy-to-follow guidelines on the certification process and its benefits.

The "News" page provides users with all the latest updates and news related to innovation in the building industry. The website has been designed to be family-friendly, promoting an environment of creativity and knowledge sharing.

In addition to these features, the CSTB website is hosted by CELESTE SAS hosting and has been secured using SSL issued by DigiCert Inc. It also generates a large volume of traffic, with 1227 unique users visiting the website daily and 2822.1 page views. Lastly, PageSpeed Insights scores are 39 out of 100 for desktop and 36 out of 100 for mobile.

To conclude, the CSTB website is an excellent platform for those looking to stay

Cstb.fr Rank Summary

Global Rank

239,516

Average Load Time

3.32sec

Links In Count

1,067

Website Value

$52,613

Audience Geography. Where are cstb.fr visitors located?

Country	Visitors
France FR	69.8%
Algeria DZ	4.8%
Morocco MA	4%
Tunisia TN	2.3%
Cameroon CM	0.7%
Cote D'ivoire CI	0.5%
Other	17.9%

Country	Pageviews
France FR	82.9%
Algeria DZ	2.7%
Morocco MA	2.3%
Tunisia TN	1.7%
Cote D'ivoire CI	0.3%
Cameroon CM	0.3%
Other	9.9%

Country	Rank
France FR	11963
Tunisia TN	16742
Cote D'ivoire CI	17179
Morocco MA	17185
Algeria DZ	20789
Cameroon CM	25980

Where do visitors go on cstb.fr?

Subdomain	Pageviews
cstb.fr	37.91%
talents.cstb.fr	25.24%
evaluation.cstb.fr	21.91%
boutique.cstb.fr	3.34%
other	11.57%

Subdomain	Pageviews per User
talents.cstb.fr	5
evaluation.cstb.fr	2
cstb.fr	1.5
boutique.cstb.fr	1

Subdomain	Reach
cstb.fr	58.79%
evaluation.cstb.fr	28.99%
talents.cstb.fr	11.01%
boutique.cstb.fr	7.88%

How popular is cstb.fr?

Period	Global Rank	Global Rank Delta
past 3 months	239516	-118593
past month	231569	-9076
past week	215455	-64520
yesterday	1156034	-661343

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	283811	-126597	14	65%	2.3	-3.02%
30	269145	-43029	16	30%	2.4	20%
7	237674	-34815	19	20%	3	-18.45%
1	1234166	-454817	1	100%	1	-55.667%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	237189	-122480	24	70%
30	233937	4268	24	0.3%
7	226331	-91332	26	40%
1	1191816	-715634	4	400%

Cstb.fr Website Safety

Overview

Last Updated: 12/25/2024

Overall result - cstb.fr is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/21/2024

cstb.fr is safe.

Norton ConnectSafe evaluates cstb.fr for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 02/18/2019

cstb.fr is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

cstb.fr is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/23/2021

cstb.fr is safe.

McAfee assesses cstb.fr for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze cstb.fr for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

cstb.fr child safety is very good.

The WOT calculates reputation of the cstb.fr. This reputation system receives ratings from users and information from third-party sources, assesses the cstb.fr for safety features and confirms, whether cstb.fr is suitable for children.

SSL Information

SSL Checker Tool

Domain	*.cstb.fr
Issuer Organization	DigiCert Inc
Issuer	Thawte RSA CA 2018
Algorithm	RSA-SHA256
Valid form	03/02/2022
Expiration	03/10/2023
Signed	Certificate is not self signed
Additional Domains	*.cstb.fr

Cstb.fr Rank History

Alexa Rank shows how popular cstb.fr is in comparison with other sites. The most popular site has Alexa Rank equals 1. If cstb.fr has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to cstb.fr and pageviews on cstb.fr over the past 3 months.

Cstb.fr Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 34177

ASN Title: CELESTE SAS

Last Update: 10/05/2023

% This is the RIPE Database query service.
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% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS33792 - AS35839'

as-block: AS33792 - AS35839
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2015-09-30T14:19:22Z
last-modified: 2015-09-30T14:19:22Z
source: RIPE

% Information related to 'AS34177'

% Abuse contact for 'AS34177' is 'abuse@celeste.fr'

aut-num: AS34177
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org: ORG-CA944-RIPE
admin-c: CN125-RIPE
tech-c: CN125-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: CELESTE-MNT
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created: 2004-11-12T11:02:05Z
last-modified: 2018-01-16T11:30:04Z
source: RIPE

organisation: ORG-CA944-RIPE
org-name: CELESTE SAS
org-type: LIR
address: Cite Descartes 20 rue Albert Einstein
address: 77420
address: Champs-sur-Marne
address: FRANCE
phone: +33170176020
fax-no: +33164687185
descr: internet services provider
remarks: web site : www.celeste.fr
remarks: For spam & abuse issues please email to abuse@celeste.fr
admin-c: CN125-RIPE
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abuse-c: CN125-RIPE
created: 2008-10-16T10:39:35Z
last-modified: 2017-10-30T14:34:28Z
source: RIPE # Filtered

role: CELESTE Noc
address: CELESTE
address: Cite Descartes
address: 20 rue Albert Einstein
address: 77420 Champs-sur-Marne
address: FRANCE
remarks: trouble: Email is preferred
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phone: +33 1 70 17 60 20
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tech-c: PR13320-RIPE
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mnt-by: CELESTE-MNT
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source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (BLAARKOP)

Cstb.fr Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

%%
%% This is the AFNIC Whois server.
%%
%% complete date format: YYYY-MM-DDThh:mm:ssZ
%%
%% Rights restricted by copyright.
%% See https://www.afnic.fr/en/domain-names-and-support/everything-there-is-to-know-about-domain-names/find-a-domain-name-or-a-holder-using-whois/
%%
%%

domain: cstb.fr
status: ACTIVE
eppstatus: serverUpdateProhibited
eppstatus: serverTransferProhibited
eppstatus: serverDeleteProhibited
eppstatus: serverRecoverProhibited
hold: NO
holder-c: DD33336-FRNIC
admin-c: DD33310-FRNIC
tech-c: DI8888-FRNIC
registrar: NAMESHIELD
Expiry Date: 2031-11-21T23:07:25Z
created: 1994-12-31T23:00:00Z
last-update: 2024-09-12T09:40:14.993369Z
source: FRNIC

nserver: nsa.perf1.fr
nserver: nsb.perf1.com
nserver: nsc.perf1.com
nserver: nsz.perf1.com
nserver: nsz.perf1.fr
source: FRNIC

key1-tag: 10256
key1-algo: 13 [ECDSAP256SHA256]
key1-dgst-t: 2 [SHA256]
key1-dgst: 68C1045F35870F2D771EF24C4A5C0D6956976DC0CB5E4DD64D2D5B93014D56FE
source: FRNIC

key2-tag: 31848
key2-algo: 13 [ECDSAP256SHA256]
key2-dgst-t: 2 [SHA256]
key2-dgst: B49CE1B07F1A8BF8B472D366920D295E22911B7A4CC8177435B0BF942D6EE020
source: FRNIC

registrar: NAMESHIELD
address: 39 boulevard des Capucines
address: 75002 PARIS
country: FR
phone: +33.241182828
fax-no: +33.241182829
e-mail: registrar@nameshield.net
website: https://www.nameshield.com/contact-nameshield/
anonymous: No
registered: 1997-12-29T00:00:00Z
source: FRNIC

nic-hdl: DD33310-FRNIC
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address: CENTRE SCIENTIFIQUE ET TECHNIQUE DU BATIMENT
address: 84 avenue Jean Jaures BP 02
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phone: +33.164688282
e-mail: cstb@clients.nameshield.net
registrar: NAMESHIELD
anonymous: NO
obsoleted: NO
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eppstatus: active
eligstatus: not identified
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source: FRNIC

nic-hdl: DD33336-FRNIC
type: ORGANIZATION
contact: DOMAIN departement
address: CENTRE SCIENTIFIQUE ET TECHNIQUE DU BATIMENT
address: 84 avenue Jean Jaures BP 02
address: 77421 MARNE LA VALLEE
country: FR
phone: +33.164688282
e-mail: cstb@clients.nameshield.net
registrar: NAMESHIELD
anonymous: NO
obsoleted: NO
eppstatus: serverUpdateProhibited
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eligstatus: not identified
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source: FRNIC

nic-hdl: DI8888-FRNIC
type: ORGANIZATION
contact: DSI infrastructure
address: CENTRE SCIENTIFIQUE ET TECHNIQUE DU BATIMENT
address: 84 avenue Jean Jaures BP 02
address: 77421 MARNE LA VALLEE
country: FR
phone: +33.164688282
e-mail: cstb@clients.nameshield.net
registrar: NAMESHIELD
changed: 2024-09-02T08:40:01.173655Z
anonymous: NO
obsoleted: NO
eppstatus: associated
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eligstatus: not identified
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source: FRNIC

>>> Last update of WHOIS database: 2024-09-26T04:49:14.086702Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Cstb.fr HTML Check

HTML Validation Tool

Errors

Bad value “https://fonts.googleapis.com/css?family=Roboto:300,400,500,700|Roboto+Condensed:300,400,700” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.

Bad value “publisher” for attribute “type” on element “link”: Subtype missing.

Element “link” is missing one or more of the following attributes: “itemprop”, “property”, “rel”.

Duplicate ID “menu-missions-activites”.

Duplicate ID “menu-positionnement-strategie”.

Duplicate ID “menu-service-acteurs”.

Duplicate ID “menu-organisation”.

Duplicate ID “menu-deontologie”.

Duplicate ID “menu-mediateur”.

Duplicate ID “menu-etablissements”.

Duplicate ID “menu-filiales”.

Duplicate ID “menu-chiffres-cles”.

Duplicate ID “menu-recrutement”.

Duplicate ID “menu-acoustique-eclairage-electromagnetisme”.

Duplicate ID “menu-adaptabilite”.

Duplicate ID “menu-air”.

Duplicate ID “menu-eau”.

Duplicate ID “menu-energie”.

Duplicate ID “menu-enveloppe”.

Duplicate ID “menu-numerique”.

Duplicate ID “menu-structures-securite-incendie”.

Warnings

The “form” role is unnecessary for element “form”.

The first occurrence of ID “menu-missions-activites” was here.

The first occurrence of ID “menu-positionnement-strategie” was here.

The first occurrence of ID “menu-service-acteurs” was here.

The first occurrence of ID “menu-organisation” was here.

The first occurrence of ID “menu-deontologie” was here.

The first occurrence of ID “menu-mediateur” was here.

The first occurrence of ID “menu-etablissements” was here.

The first occurrence of ID “menu-filiales” was here.

The first occurrence of ID “menu-chiffres-cles” was here.

The first occurrence of ID “menu-recrutement” was here.

The first occurrence of ID “menu-acoustique-eclairage-electromagnetisme” was here.

The first occurrence of ID “menu-adaptabilite” was here.

The first occurrence of ID “menu-air” was here.

The first occurrence of ID “menu-eau” was here.

The first occurrence of ID “menu-energie” was here.

The first occurrence of ID “menu-enveloppe” was here.

The first occurrence of ID “menu-numerique” was here.

The first occurrence of ID “menu-structures-securite-incendie” was here.

Cstb.fr Desktop Performance

Last tested: 05/31/2017

Desktop Speed

42%

Optimize images

Leverage browser caching

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Reduce server response time

Minify HTML

Desktop Resource Breakdown

Total Resources	53
Number of Hosts	9
Static Resources	44
JavaScript Resources	7
CSS Resources	2

Cstb.fr Mobile Insights

Last tested: 05/31/2017

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

39%

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Prioritize visible content

Reduce server response time

Minify HTML

Mobile Resource Breakdown

Total Resources	51
Number of Hosts	9
Static Resources	43
JavaScript Resources	7
CSS Resources	2

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Cstb.fr Centre Scientifique et Technique du Bâtiment - CSTB

Établissement public au service de l'innovation dans le bâtiment, le CSTB exerce 5 activités clés : la recherche et expertise, l'évaluation, la certif...

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