Contacts, activities, companies, branches, online stores 21vek-courses.ru
Information from the site
Information that we collected when analyzing the site
Update date: 25.07.2025
URL site
A unique address of the page on the Internet, on which it can be found and opened in a browserTitle
The title of the page that is displayed in the browser tab and serves as the main name of the pages for search engines and usersDescription
A brief description of the contents of the page, which is often shown in the search results under the heading and helps users understand what the page is aboutContacts
Contacts that we collected when analyzing the site
Update date: 25.07.2025
Telephone numbers
Contact numbers of the phones indicated on the contact page for communication with the company or responsible personsProven emails
Email addresses that were verified and confirmed as correct and relevant for communicationDetails
Details found on the pages of the site
Update date: 25.07.2025
TIN
The taxpayer identification numberSite traffic
Metric traffic obtained in the analysis of site visits
Update date: 04.09.2025
Traffic dynamicsChanging the number of visits for the selected period
Geography of the audienceCountries from which visitors of the site come
Sources of trafficThe channels from which visitors come (search, direct call, social networks, etc.)
Sources of trafficThe channels from which visitors come (search, direct call, social networks, etc.)
Visits
The number of site visits for the selected periodPages for a visit
The average number of viewed pages in one visitTime on the site
The average time spent by the user on the site in secondsRefusal indicator
The percentage of users who left the site after watching only one pageSite positioningSite positions in various ratings and categories
Global rating
Site site in the world attendance ratingRating in the country
Site site in the attendance rating by countryCategory rating
Site site in the rating in the selected categoryCategory
The main category of the siteTop keywordsThe most popular keywords for the site
Related sites
Relations map with other websites
14
Related organizations
Relations map with other organizations
29
Site headers
Information about HTTP headings received when website request
Update date: 25.07.2025
Status code
HTTP server response, indicating the result of the requestProtocol
Data transmission protocol used by the server (for example, HTTP or HTTPS)IP server address
IP address of server, which processed a requestCaching (Cache-Control)
Instructions for caching the response by a browser or proxyThe date of the answer
The time when the server formed the answerServer
Information about server software that processed a requestInstalled cookies
Cooks that the server installed in the answerThe length of the contents
Body body size in bytesVary
The heading that indicates what parameters the answer may changeCompound
Information about the type of connection (for example, Keep-Alive or Close)X-Frame-Options
Policy from the implementation of the page in iframeReply message
Text message accompanying status codeTechnologies
Technologies that we found when analyzing the site
18
Update date: 25.07.2025
DNS Information
Data obtained in the analysis of the domain zone
Update date: 19.08.2025
URL
The address at which DNS-records were requestedA-record
IPV4 addresses, to which the domain is attachedA-record (www)
IPV4 Address Pontodomen wwwNS-records
Name servers (NAME Servers) serving the domainBasic NS (Soa)
The main server of the names indicated in the Soa-recordAdministrator email (soa)
Email address responsible for the domain specified in the Soa-recordInformation Whois
Whois data containing information about the domain and its owner
Update date: 30.08.2025