/100
Optimization 65/100
Cntd.ru is a website that provides access to a complete library of national standards (GOSTs) that can be freely downloaded. This is a very useful resource for professionals in different fields, particularly engineers, architects, and designers.
The website has a simple and functional design that allows users to easily search and find the standards they need. The homepage features a search bar, which users can use to search for specific GOSTs by number or by subject. The homepage also includes links to the main sections of the website, including "Catalog," "New GOSTs," and "Popular GOSTs." These sections allow users to browse the entire collection of standards or to see the newest or most popular additions.
The site has a well-organized menu at the top of the page which allows users to access other resources available on the website, such as news, articles, and reviews. The website also features a section with frequently asked questions that provide users with information about downloading, using GOSTs, and how to contact customer support.
Moreover, the website cntd.ru is hosted by the "Center of Computer Research" JSC hosting which ensures good connectivity, speed and reliability. The SSL certification of the website is provided by DigiCert Inc, which means that the website is legitimate and trustworthy. SSL certification also ensures that the website is secure and offers a safe browsing experience.
In terms of the family-friendly aspect of the website, it is difficult to say definitively. Since the website is primarily a professional resource for engineers, architects, and designers, it may not be particularly interesting or relevant to children or young people. Additionally, there are no explicit indicators on the website related to age-appropriate content.
According to the PageSpeed Insights scores, the website cntd.ru has a score of 41 out of 100 for speed and 65 out of 100 for optimization. This indicates that the website may be slow to load and could be further optimized to improve speed and performance.
Overall, cntd.ru is a website that offers an essential resource for professionals in different fields by providing access to GOSTs. The website has a functional design, is trustworthy, and offers useful information for users. However, the website should improve its performance to enhance user experience.
WARNING! | Certificate download error. Previous scan results are shown below. |
Domain | *.cntd.ru |
Issuer Organization | DigiCert Inc |
Issuer | Thawte RSA CA 2018 |
Algorithm | RSA-SHA256 |
Valid form | 02/01/2019 |
Expiration | 04/01/2020 |
Signed | Certificate is not self signed |
Additional Domains |
*.cntd.ru cntd.ru |
Alexa Rank shows how popular cntd.ru is in comparison with other sites. The most popular site has Alexa Rank equals 1. If cntd.ru 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 cntd.ru and pageviews on cntd.ru over the past 3 months.
ASN ID: 199072
ASN Title: "Center of Computor Research" JSCLast Update: 07/16/2024
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% 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 'AS196608 - AS210331'
as-block: AS196608 - AS210331
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: 2018-08-21T11:13:09Z
last-modified: 2018-08-21T11:13:09Z
source: RIPE
% Information related to 'AS199072'
% Abuse contact for 'AS199072' is 'dmz@kodeks.ru'
aut-num: AS199072
as-name: CKR-AS
org: ORG-KRJ1-RIPE
import: from AS20764 accept ANY
import: from AS24739 accept ANY
import: from AS51178 accept ANY
export: to AS20764 announce AS199072
export: to AS24739 announce AS199072
export: to AS51178 announce AS199072
mp-import: afi ipv6.unicast from AS51178 accept ANY
mp-export: afi ipv6.unicast to AS51178 announce AS199072
mnt-routes: AVANTEL-SPB-MNT { 2a00:9801:e001::/48 }
admin-c: DF4565-RIPE
tech-c: RK6212-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SEVEREN-MNT
mnt-by: CKR-MNT
mnt-by: OPTICAL-NET-MNT
created: 2012-08-06T12:08:13Z
last-modified: 2018-08-14T15:25:37Z
source: RIPE
sponsoring-org: ORG-SL18-RIPE
organisation: ORG-KRJ1-RIPE
org-name: "Center of Computor Research" JSC
org-type: OTHER
address: Instrumentalnaya str., h.3, Lit.X
address: 197376, Saint-Petersburg, Russia
phone: +7 812 740-7873
fax-no: +7 812 740-7890
abuse-c: KA5847-RIPE
admin-c: DF4565-RIPE
tech-c: RK6212-RIPE
mnt-ref: SEVEREN-MNT
mnt-by: SEVEREN-MNT
mnt-by: CKR-MNT
created: 2012-06-25T11:41:28Z
last-modified: 2018-08-15T12:13:40Z
source: RIPE # Filtered
person: Denis Fedorov
address: Instrumentalnaya str., h.3, Lit.X
address: 197376, Saint-Petersburg, Russia
phone: +7 812 740-7873
nic-hdl: DF4565-RIPE
mnt-by: SEVEREN-MNT
mnt-by: CKR-MNT
created: 2012-06-25T11:38:33Z
last-modified: 2018-08-15T12:14:07Z
source: RIPE # Filtered
person: Roman Korobov
address: Instrumentalnaya str., h.3, Lit.X
address: 197376, Saint-Petersburg, Russia
phone: +7 812 740-7873
nic-hdl: RK6212-RIPE
mnt-by: SEVEREN-MNT
mnt-by: CKR-MNT
created: 2012-06-25T11:38:33Z
last-modified: 2018-08-15T12:14:31Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.91.2 (WAGYU)
% TCI Whois Service. Terms of use:
% https://tcinet.ru/documents/whois_ru_rf.pdf (in Russian)
% https://tcinet.ru/documents/whois_su.pdf (in Russian)
domain: CNTD.RU
nserver: ns2.kodeks.ru.
nserver: ns3.kodeks.ru.
state: REGISTERED, DELEGATED, VERIFIED
org: JSC 'Informational company Kodeks'
taxpayer-id: 7826714668
registrar: RU-CENTER-RU
admin-contact: https://www.nic.ru/whois
created: 2005-06-20T20:00:00Z
paid-till: 2025-06-20T21:00:00Z
free-date: 2025-07-22
source: TCI
Last updated on 2024-09-10T23:41:30Z
Host | A Record | TTL |
---|---|---|
cntd.ru | 5.61.15.32 | 3600 |
Host | MX Record | Priority | TTL |
---|---|---|---|
cntd.ru | mail.kodeks.ru | 10 | 3600 |
Host | NS Record | TTL |
---|---|---|
cntd.ru | ns3.kodeks.ru | 3600 |
cntd.ru | ns2.kodeks.ru | 3600 |
Host | TXT Record | TTL |
---|---|---|
cntd.ru | v=spf1 a mx ip4:5.61.15.32 ip4:77.221.138.74 include:spf.mandrillapp.com include:mailgun.org ?all | 3600 |
ns2.kodeks.ru
TTL: 3600
Email address: root.kodeks.ru
Serial: 2019080501
Refresh: 600
Retry: 900
Expire: 3600000
Minimum: 600
Last tested: 12/07/2019
Total Resources | 39 |
Number of Hosts | 9 |
Static Resources | 29 |
JavaScript Resources | 13 |
CSS Resources | 2 |
Last tested: 05/13/2017
Total Resources | 139 |
Number of Hosts | 20 |
Static Resources | 110 |
JavaScript Resources | 27 |
CSS Resources | 12 |