What powers rcsi.science?

Last seen Aug 2026 · 37 technologies across 16 categories

Analytics

Google Analytics
since May 2023
VK Pixel
since Dec 2023
Yandex.Metrika
since Jan 2023

CDN

jsDelivr
since May 2023

CMS

1C-Bitrix
since Feb 2024

Font scripts

Font Awesome
since Nov 2025
Google Font API
since Oct 2023

JavaScript frameworks

toastr v2.1.0
since Jan 2023

JavaScript graphics

MathJax v3.2.2
since May 2023

JavaScript libraries

core-js v3.32.1
since Feb 2024
FancyBox v3.5.2
since Feb 2024
Highlight.js
since Feb 2024
jQuery v3.5.1
since Jan 2023
jQuery Migrate
since May 2023
jQuery UI v1.14.2
since Jan 2023
LazySizes
since Feb 2024
OWL Carousel
since Dec 2023
Select2
since Jan 2023
Splide
since Aug 2023
Swiper
since Feb 2024
Underscore.js v1.13.8
since May 2023

Miscellaneous

Open Graph
since May 2023
Popper
since Dec 2023
PWA
since Dec 2023

Operating systems

Debian
since Nov 2025
Ubuntu
since Jan 2023
UNIX
since Oct 2023

Programming languages

PHP v7.3.14
since May 2023
Python
since Dec 2023

Rich text editors

TinyMCE v5
since May 2023

Security

HSTS
since Jan 2023
reCAPTCHA
since Dec 2023

UI frameworks

Bootstrap v4.5.2
since Jan 2023

Web frameworks

Django
since Dec 2023

Web server extensions

OpenSSL v1.1.1d
since May 2023

Web servers

Apache HTTP Server v2.4.54
since Jan 2023
Nginx
since Dec 2023

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 81% desktop
  • 19% phone
  • Russia
  • India
  • Indonesia
  • Italy
  • Algeria
  • Germany

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

7.11 / 10 · ranked #33,016 of all domains

1,097 referring domains · OpenPageRank

Core Web Vitals

LCP1.5 s
INP25 ms
CLS0
TTFB900 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Russian
  • Weight: 0.9 MB · 35 requests
  • Structured data: Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Aug 2026.

Subdomains

HostTechs
data.rcsi.science 14
www.rcsi.science 14
rcsi.science 13
journals.rcsi.science 12
journalrank.rcsi.science 10
podpiska.rcsi.science 9
metafora.rcsi.science 7

Full technology history →
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