What powers wbpcb.gov.in?
Last seen Sep 2026 · 29 technologies across 13 categories
CDN
Ecommerce
Cart Functionality
since Oct 2021
Font scripts
Google Font API
since Oct 2019
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since May 2022
Miscellaneous
Operating systems
Ubuntu
since Oct 2019
Performance
Priority Hints
since Aug 2026
Programming languages
Security
UI frameworks
Ant Design
since Oct 2022
Web servers
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
- 76% phone
- 24% desktop
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.01 / 10 · ranked #560,528 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 5.2 MB · 45 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: wbpcb.gov.in
- Email: wbpcb.gov.in
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 453,796, 8 hosts
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| aqmsdata.wbpcb.gov.in | 14 |
| noisedata.wbpcb.gov.in | 10 |
| webmail.wbpcb.gov.in | 9 |
| www.wbpcb.gov.in | 9 |
| wwwtest.wbpcb.gov.in | 9 |
| brick-klin.wbpcb.gov.in | 8 |
| greenpuja.wbpcb.gov.in | 6 |
| kolkata-greenpuja.wbpcb.gov.in | 6 |
| emis.wbpcb.gov.in | 4 |
| web.wbpcb.gov.in | 3 |
Full technology history →
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Recent changes
- detected Next.js Aug 2026
- detected Next.js App Router Aug 2026
- detected Priority Hints Aug 2026
- detected Webpack Aug 2026