What powers spr.ac.uk?
Last seen Jun 2026 · 28 technologies across 18 categories
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CMS
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| robert t bigelow | #3 | 530 |
| society for psychical research | #2 | 96 |
| robert bigelow skinwalker ranch | #2 | 52 |
| society for paranormal research | #2 | 34 |
| assap | #5 | 23 |
| society for psychical research | #6 | 20 |
| the society for psychical research | #1 | 12 |
| paranormal activity report | #1 | 12 |
| voirrey irving | #29 | 11 |
| gef the mongoose | #35 | 11 |
| psychical | #25 | 8 |
| parapsychology jobs | #5 | 7 |
| parapsychological association | #6 | 5 |
| leslie kean surviving death | #26 | 5 |
| paranormal websites | #10 | 4 |
| disappearing object phenomenon | #6 | 4 |
| esther cox amherst | #8 | 4 |
| friedrich jurgenson | #3 | 4 |
| friedrich jurgenson | #3 | 4 |
| friedrich jurgenson | #3 | 4 |
| bigelow billionaire | #4 | 3 |
| psychical research society | #2 | 3 |
| great amherst mystery | #15 | 3 |
| robert bigelow ufo | #6 | 2 |
| spr conference 2025 | #14 | 2 |
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
- 57% desktop
- 43% phone
India
United Kingdom
United States
Brazil
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.58 / 10 · ranked #149,175 of all domains
295 referring domains · OpenPageRank
Search traffic
890 est. monthly organic visits (US)
216 keywords in Google's top 30
Core Web Vitals
| LCP | 2.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.1 MB · 51 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| psi-encyclopedia.spr.ac.uk | 19 |
| www.spr.ac.uk | 11 |
| jspr.spr.ac.uk | 9 |
Full technology history →
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Recent changes
- detected CiviCRM May 2026
- dropped Google Analytics Feb 2026
- detected Astra Jan 2026
- detected Contact Form 7 Jan 2026
- detected core-js Jan 2026
- detected Google Font API Jan 2026
- detected jQuery Migrate Jan 2026
- detected MySQL Jan 2026
- detected Priority Hints Jan 2026
- detected reCAPTCHA Jan 2026
- detected Twitter Emoji (Twemoji) Jan 2026
- detected WordPress Jan 2026
- detected WordPress Block Editor Jan 2026
- detected Cloudflare Browser Insights Nov 2025