Contacts, activities, companies, branches, online stores 30ka.ru

Information from the site

Information that we collected when analyzing the site
25.07.2025

URL site

A unique address of the page on the Internet, on which it can be found and opened in a browser
30ka.ru

Title

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 users
Выпускники 30ки

Description

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 about
Сайт сообщества выпускниов 30 и 38 школ г. Санкт-Петербурга. На сайте собраны учителя и выпускники разных лет.

Contacts

Contacts that we collected when analyzing the site
25.07.2025

Proven emails

Email addresses that were verified and confirmed as correct and relevant for communication
░░░░@30ka.ru

Social media

Links to the official pages of the company on social networks

Site rating

The site's rating according to analytical services
03.07.2025

URL site

The address of the site that owns the rating
30ka.ru

Site quality index (X)

An indicator of popularity and demand for a site among users according to analytical services
70

Https

Connection to this site is protected

The number of reviews

0

The number of positive reviews

0

The number of negative reviews

0

Site traffic

Metric traffic obtained in the analysis of site visits
04.09.2025

Traffic dynamics
Changing the number of visits for the selected period

Geography of the audience
Countries from which visitors of the site come

Sources of traffic
The channels from which visitors come (search, direct call, social networks, etc.)

Sources of traffic
The channels from which visitors come (search, direct call, social networks, etc.)

Visits

The number of site visits for the selected period
5388

Pages for a visit

The average number of viewed pages in one visit
1.69

Time on the site

The average time spent by the user on the site in seconds
38 With

Refusal indicator

The percentage of users who left the site after watching only one page
38.9%

Site positioning
Site positions in various ratings and categories

Global rating

Site site in the world attendance rating
3538599

Rating in the country

Site site in the attendance rating by country
188387

Category rating

Site site in the rating in the selected category
5192

Category

The main category of the site
news_and_media

Top keywords
The most popular keywords for the site

KeywordVolumeThe number of requests by keywordEvaluation valueThe approximate cost of traffic by keywordCPCThe price of a click on an advertising request
3091480.0-0.08
30$12950.0--
восстание декабристов2730.0--
постоянная планка2340.0--
класс точности прибора1530.0--

Related sites

Relations map with other websites
7
Открытая Школа Бизнеса, развитие организаций и лидеров в области менеджмента
Официальный сайт Открытой Школы Бизнеса в Санкт-Петербурге. Получите уникальные знания, инструменты и навыки, необходимые для успешного управления командами, проектами и стратегическим развитием

Related organizations

Relations map with other organizations
3

Site headers

Information about HTTP headings received when website request
25.07.2025

Status code

HTTP server response, indicating the result of the request
200

Protocol

Data transmission protocol used by the server (for example, HTTP or HTTPS)
https

IP server address

IP address of server, which processed a request
37.140.192.12

Caching (Cache-Control)

Instructions for caching the response by a browser or proxy
no-store, must-revalidate, no-cache

The date of the answer

The time when the server formed the answer
Fri, 25 Jul 2025 18:44:54 GMT

Server

Information about server software that processed a request
nginx

Installed cookies

Cooks that the server installed in the answer
ICMSSID3=6c020e0fbf2d9bfda9b3146ccdb87688; path=/;SameSite=Lax; secure; HttpOnly, icms[device_type]=desktop; expires=Sat, 25 Jul 2026 18:44:53 GMT; Max-Age=31536000; path=/; secure; HttpOnly; SameSite=Lax, icms[guest_date_log]=1753469093; expires=Sat, 25 Jul 2026 18:44:53 GMT; Max-Age=31536000; path=/; secure; HttpOnly; SameSite=Lax

The length of the contents

Body body size in bytes
82428

Stickt-Transport-Security

Security Policy for HTTPS, which informs the browser to use only a secure connection
max-age=31536000;

Vary

The heading that indicates what parameters the answer may change
Accept-Encoding

Compound

Information about the type of connection (for example, Keep-Alive or Close)
keep-alive

Reply message

Text message accompanying status code
OK

Technologies

Technologies that we found when analyzing the site
15
25.07.2025
SvelteKit is the official Svelte framework for building web applications with a flexible filesystem-based routing.
React is an open-source JavaScript library for building user interfaces or UI components.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
core-js is a modular standard library for JavaScript, with polyfills for cutting-edge ECMAScript features.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
Popper is a positioning engine, its purpose is to calculate the position of an element to make it possible to position it near a given reference element.
Preact is a JavaScript library that describes itself as a fast 3kB alternative to React with the same ES6 API.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
Svelte is a free and open-source front end compiler created by Rich Harris and maintained by the Svelte core team members.
Node.js is an open-source, cross-platform, JavaScript runtime environment that executes JavaScript code outside a web browser.
Vite is a rapid development tool for modern web projects.
PHP is a general-purpose scripting language used for web development.

DNS Information

Data obtained in the analysis of the domain zone
19.08.2025

URL

The address at which DNS-records were requested
30ka.ru

A-record

IPV4 addresses, to which the domain is attached
37.140.192.12

A-record (www)

IPV4 Address Pontodomen www
37.140.192.12

MX-records

Postal servers serving the domain
mx.yandex.net

NS-records

Name servers (NAME Servers) serving the domain
samara.ns.cloudflare.com
coleman.ns.cloudflare.com

TXT-records

Arbitrary text data, including SPF and verification
v=spf1 include:_spf.yandex.net ~all
google-site-verification=geoev3plXF5fJZ5diMObbBww7SB3BfO1ws1CVU2XlFo

SPF records

Information about the permissible posts of mail for the domain
v=spf1 include:_spf.yandex.net ~all

Basic NS (Soa)

The main server of the names indicated in the Soa-record
coleman.ns.cloudflare.com

Administrator email (soa)

Email address responsible for the domain specified in the Soa-record
dns@cloudflare.com

Information Whois

Whois data containing information about the domain and its owner
30.08.2025

URL domain

The unique address of the domain on the Internet
30ka.ru

Registrar

The company through which the domain is registered
REGRU-RU

DNS servers

List of DNS servers related to the domain
coleman.ns.cloudflare.com.
samara.ns.cloudflare.com.

The date of creation

Date of registration of domain
01.11.2005

The end of the registration

Date when the domain registration period ends
01.11.2025
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