What powers erlanggaonline.com?
Last seen Oct 2026 · 20 technologies across 11 categories
CDN
Font scripts
Google Font API
since Jun 2019
JavaScript libraries
OWL Carousel
since Jan 2021
Swiper
since Sep 2022
Live chat
WhatsApp Business Chat
since Feb 2022
Operating systems
Windows Server
since Apr 2020
Programming languages
PHP
since Jun 2019
UI frameworks
Video players
YouTube
since Apr 2020
Web frameworks
CodeIgniter
since Sep 2021
Web server extensions
Web servers
Apache HTTP Server
since Jun 2019
Nginx
since Sep 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 77% phone
- 17% desktop
- 6% tablet
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.04 / 10 · ranked #3,469,914 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Google
- Weight: 27.6 MB · 120 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Google Cloud (34.101.207.94)
- DNS: erlanggaexam.com
- Email: erlanggaonline.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 274,985, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| erlanggaonline.com | 16 |
| www.erlanggaonline.com | 16 |
| elearn.erlanggaonline.com | 8 |
Full technology history →
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Recent changes
- dropped Ubuntu Aug 2026