What powers onlineoffice.vn?
Last seen Aug 2026 · 41 technologies across 16 categories
CDN
CMS
Databases
MySQL
since Jun 2019
Font scripts
JavaScript frameworks
JavaScript libraries
Choices
since Aug 2022
Highlight.js
since Dec 2025
Isotope
since Jun 2021
OWL Carousel
since Jun 2019
prettyPhoto
since Jun 2019
Select2
since Dec 2025
Miscellaneous
Operating systems
Windows Server
since Jun 2019
Programming languages
TypeScript
since Dec 2025
Rich text editors
Quill
since Dec 2025
UI frameworks
Animate.css
since Jun 2019
Web frameworks
Microsoft ASP.NET
since Jun 2019
Web servers
Webmail
Google Workspace
since Aug 2022
Widgets
WordPress plugins
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
AI Crawlers
No AI crawlers blocked
Audience
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.45 / 10 · ranked #2,576,604 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on QTSC-AS-VN Quang Trung Software City Development Company (202.78.227.152)
- DNS: pavietnam.vn
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, CAA
- SSL: Sectigo, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 1,091,965, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| onlineoffice.vn | 28 |
| longrun.onlineoffice.vn | 20 |
| tnxp.onlineoffice.vn | 8 |
| bvhcc.onlineoffice.vn | 7 |
| hcmute.onlineoffice.vn | 7 |
| quan10.onlineoffice.vn | 7 |