What powers imp.idv.tw?
Last seen Dec 2025 · 9 technologies across 8 categories
Advertising
Google AdSense
since Jul 2019
Analytics
Cloudflare Browser Insights
since Nov 2024
Google Analytics
since Jul 2019
Authentication
Facebook Login
since Aug 2024
CDN
Cloudflare
since Jul 2019
Miscellaneous
HTTP/3
since Sep 2022
Programming languages
Java
since Feb 2022
Tag managers
Google Tag Manager
since Jul 2019
Webmail
Google Workspace
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Taiwan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.75 / 10 · ranked #17,877,320 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.25.100, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 16,776,832
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| imp.idv.tw | 9 |
| www.imp.idv.tw | 6 |