What powers vidyalankar.org?

Last seen Oct 2026 · 80 technologies across 31 categories

A/B Testing

Google Optimize
since Dec 2021

Analytics

Amplitude
since Mar 2022
Facebook Pixel v2.9.419
since Jul 2021
Google Analytics
since Jun 2018
Microsoft Clarity
since Mar 2024

Caching

W3 Total Cache
since Jun 2019

CDN

cdnjs
since Dec 2021
Cloudflare
since May 2022
jQuery CDN
since Jan 2023
jsDelivr
since Jul 2020
Unpkg
since Sep 2023

CMS

WordPress v7.1.3
since Aug 2017

Databases

Firebase v8.10.0
since Dec 2021
MySQL
since Jun 2018

Ecommerce

Cart Functionality
since Dec 2021

Font scripts

Bootstrap Icons
since Jul 2026
Font Awesome v4.7.0
since Aug 2017
Google Font API
since Aug 2017
Twitter Emoji (Twemoji)
since Jun 2018

Hosting

Hostinger
since May 2024

Hosting panels

Plesk
since Jan 2016

JavaScript frameworks

AngularJS v1.5.8
since Sep 2021
React
since Jun 2018

JavaScript libraries

AOS
since Dec 2021
core-js v3.46.0
since Oct 2021
crypto-js
since Jun 2022
Isotope
since Jul 2026
jQuery v3.7.1
since Jan 2016
jQuery Migrate v3.4.1
since Aug 2017
jQuery UI v1.14.2
since Apr 2019
Lodash v4.17.21
since Sep 2021
Modernizr v2.7.1
since Dec 2021
Moment.js
since Jan 2023
SoundManager
since Jan 2023
Swiper
since Apr 2024
Tippy.js v6.0.0
since Sep 2023
Underscore.js v1.9.1
since Dec 2021

Live chat

Olark
since May 2022
WhatsApp Business Chat
since Feb 2022

Miscellaneous

HTTP/3
since May 2024
Open Graph
since Sep 2022
Popper v2.3.3
since Apr 2022
PWA
since Jan 2023
RSS
since Jan 2023
Webpack
since Jan 2023

Operating systems

Ubuntu
since Jan 2023
Windows Server
since Jun 2018

PaaS

Amazon Web Services
since Dec 2024

Performance

Priority Hints
since May 2026

Programming languages

PHP v8.5.4
since Jun 2018

Retargeting

Google Remarketing Tag
since Jul 2021

Security

Cloudflare Bot Management
since Jan 2023
HSTS
since Dec 2024
reCAPTCHA
since Jan 2019

SEO

Yoast SEO v9.2.1
since Aug 2018

Surveys

Typeform
since Jan 2023

Tag managers

Google Tag Manager
since Aug 2017

UI frameworks

Angular Material
since Sep 2021
Animate.css
since Aug 2018
Bootstrap
since Aug 2017

Video players

VideoJS
since Jan 2023
YouTube
since Jan 2016

Web frameworks

Microsoft ASP.NET
since Jan 2016

Web servers

Apache HTTP Server
since Jan 2023
IIS v10.0
since Jan 2016
LiteSpeed
since May 2024
Nginx
since Sep 2021
OpenResty
since Jun 2022

Webmail

Microsoft 365
since Aug 2022

Widgets

Facebook
since Jun 2018
Wheelio
since Sep 2021

WordPress plugins

Autoptimize
since Apr 2024
Contact Form 7
since Jan 2023
Elementor v4.3.4
since Jul 2023
Endurance Page Cache
since Jul 2023
Litespeed Cache
since May 2024

WordPress themes

Astra v4.14.0
since Apr 2024
Hello Elementor v2.7.1
since Jul 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 Oct 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found
  • Sep 2026 *: Restricted (was Allowed)
  • Aug 2026 *: Allowed (was Restricted)

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 85% phone
  • 15% desktop
  • India

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

Open Page Rank

1.64 / 10 · ranked #5,363,742 of all domains

8 referring domains · OpenPageRank

Core Web Vitals

LCP1.3 s
INP125 ms
CLS0
TTFB400 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: English
  • Weight: 1.2 MB · 39 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • Vidyalankar Classes & Publications
  • Industry: Education (declares EducationalOrganization)

From the homepage's own structured data (Oct 2026).

Infrastructure

  • Hosted on DIGISNAP-AS-IN DIGITAL SNAP (45.199.139.101)
  • DNS: vidyalankar.org
  • Email: Microsoft 365
  • Email security: SPF (hard fail), DMARC monitor only
  • SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
  • Common Crawl link graph: rank 272,847, 6 hosts
  • Verified with: Google, Microsoft 365

DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted

Subdomains

HostTechs
studease.vidyalankar.org 27
vsat.vidyalankar.org 26
science.vidyalankar.org 25
cet-neet.vidyalankar.org 21
vidyalankar.org 20
www.vidyalankar.org 15
diploma.vidyalankar.org 13
iitjee.vidyalankar.org 13
bscit.vidyalankar.org 12
engineering.vidyalankar.org 12
gate.vidyalankar.org 12
ielts.vidyalankar.org 11
live.vidyalankar.org 6

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