What powers pdn.ac.lk?
Last seen Jun 2026 · 150 technologies across 40 categories
Accessibility
UserWay
since Jun 2026
Advertising
Twitter Ads
since Jul 2021
Analytics
Google Analytics
since Jun 2018
Authentication
Google Sign-in
since Jan 2022
NextAuth.js
since Feb 2026
Caching
Varnish
since Apr 2020
CDN
Alibaba Cloud CDN
since Jun 2025
Bunny
since Jun 2025
cdnjs
since Nov 2021
Cloudflare
since May 2022
Fastly
since Apr 2020
Google Hosted Libraries
since May 2022
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since Feb 2022
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since Jan 2021
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since Nov 2023
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since May 2022
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since Oct 2022
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since Feb 2020
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since Feb 2020
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since Jan 2021
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Plesk
since Jul 2024
JavaScript frameworks
AMP
since Jun 2025
GSAP
since May 2022
Next.js App Router
since Feb 2026
Reveal.js
since Jul 2024
Zone.js
since Nov 2024
JavaScript graphics
JavaScript libraries
AOS
since Jun 2021
basket.js
since Feb 2020
Closure Library
since Oct 2023
Day.js
since Aug 2025
Highlight.js
since Dec 2022
Isotope
since Jun 2021
Lightbox
since Dec 2023
MobX
since Jun 2025
Modernizr
since Apr 2019
OWL Carousel
since Feb 2020
Preact
since Nov 2024
prettyPhoto
since Aug 2018
Select2
since May 2023
Slick
since Aug 2022
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since Mar 2023
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since Nov 2022
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since Oct 2023
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since Jun 2025
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since Aug 2018
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since Dec 2022
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since Feb 2019
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since Apr 2020
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since Oct 2023
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PhotoSwipe
since Oct 2025
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Google Remarketing Tag
since Jul 2021
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since Sep 2022
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Google Tag Manager
since Jul 2020
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Animate.css
since Feb 2020
Material Design Lite
since May 2021
MDBootstrap
since Oct 2022
Radix UI
since Feb 2026
shadcn/ui
since Feb 2026
Tailwind CSS
since Apr 2022
UIKit
since Sep 2025
W3.CSS
since May 2023
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since Oct 2022
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since Aug 2022
RainLoop
since Sep 2020
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since Sep 2025
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since Sep 2025
RankMath SEO
since Sep 2025
Rich Plugins Reviews
since Oct 2025
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| uop jobs | #76 | 5 |
| uop online login | #97 | 3 |
| uop login | #29 | 3 |
| jrdc | #9 | 3 |
| pera club | #67 | 2 |
| bursar psu phone number | #89 | 1 |
| colours organization | #98 | 1 |
| university of kelaniya sri lanka | #34 | 1 |
| uic lecture center a | #97 | 1 |
| university of colombo sri lanka | #73 | 1 |
| university of ceylon | #8 | 1 |
| uop meaning | #39 | 1 |
| uop calendar | #58 | 1 |
| uop alumni | #61 | 1 |
| uop admissions | #43 | 1 |
| uop address | #47 | 1 |
| what is uop | #79 | 1 |
| sunday times sri lanka newspaper | #80 | 1 |
| outsiders pdf | #94 | 1 |
| perennial environmental services | #91 | 1 |
| pera jobs | #68 | 1 |
| iya iya meaning | #82 | 1 |
| lanka observer | #76 | 1 |
| faculties meaning | #75 | 1 |
| fahs construction group | #33 | 1 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 71% desktop
- 27% phone
- 2% tablet
Sri Lanka
Singapore
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.48 / 10 · ranked #76,738 of all domains
272 referring domains · OpenPageRank
Search traffic
36 est. monthly organic visits (US)
259 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 101.6 MB · 111 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| mgt.pdn.ac.lk | 38 |
| pgum.pdn.ac.lk | 33 |
| pefaa.eng.pdn.ac.lk | 27 |
| eng.pdn.ac.lk | 25 |
| agri.pdn.ac.lk | 19 |
| cerps.pdn.ac.lk | 19 |
| eplatform.agri.pdn.ac.lk | 19 |
| med.pdn.ac.lk | 18 |
| mooc.sci.pdn.ac.lk | 17 |
| ahs.pdn.ac.lk | 16 |
| engex2025.pdn.ac.lk | 16 |
| faq.ce.pdn.ac.lk | 16 |
| sdc-conect.pdn.ac.lk | 16 |
| www.ce.pdn.ac.lk | 16 |
| inro.pdn.ac.lk | 15 |
| ncsu.pdn.ac.lk | 15 |
| site.pdn.ac.lk | 15 |
| feels2022.pdn.ac.lk | 14 |
| learner.arts.pdn.ac.lk | 14 |
| people.ce.pdn.ac.lk | 14 |
| vet.pdn.ac.lk | 14 |
| web2.ee.pdn.ac.lk | 14 |
| www.ceit.pdn.ac.lk | 14 |
| www.pgia.pdn.ac.lk | 14 |
Full technology history →
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Recent changes
- detected UserWay Jun 2026
- dropped Facebook Login May 2026
- dropped HTTP/3 May 2026
- dropped LiteSpeed May 2026
- dropped particles.js May 2026
- detected Algolia Mar 2026
- detected Ace Feb 2026
- dropped Cloudflare Bot Management Dec 2025
- dropped Hammer.js Dec 2025
- detected Astra Oct 2025
- detected Hammer.js Oct 2025
- detected MediaElement.js Oct 2025
- detected PhotoSwipe Oct 2025
- detected Rich Plugins Reviews Oct 2025