What powers sarao.ac.za?
Last seen Aug 2026 · 40 technologies across 16 categories
Analytics
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
LMS
Miscellaneous
Performance
Programming languages
Security
UI frameworks
Video players
Web servers
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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| meerkat | #9 | 1,500 |
| meerkat | #97 | 210 |
| sarao | #1 | 97 |
| radio telescope pictures | #4 | 26 |
| square kilometre array | #4 | 26 |
| square kilometer array | #4 | 26 |
| how do radio telescopes work | #5 | 23 |
| meerkat telescope | #3 | 14 |
| radio wave telescope | #83 | 11 |
| radio telescope | #88 | 11 |
| radio telescope images | #7 | 10 |
| how does a radio telescope work | #4 | 10 |
| radio bubbles | #3 | 7 |
| meerkat radio telescope | #3 | 5 |
| diameter of our galaxy | #64 | 5 |
| diameter of milky way | #83 | 5 |
| radio astronomy observatory | #94 | 4 |
| radio astronomy observatory | #70 | 4 |
| ska telescope | #5 | 4 |
| national radio astronomy observatory | #50 | 4 |
| milky way galaxy diameter | #86 | 4 |
| galactic plane | #67 | 3 |
| what do radio telescopes do | #8 | 2 |
| radio telescope example | #6 | 2 |
| radio astronomy images | #5 | 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.
AI Crawlers
No AI crawlers blocked
Audience
- 63% phone
- 34% desktop
- 2% tablet
South Africa
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.14 / 10 · ranked #100,657 of all domains
298 referring domains · OpenPageRank
Search traffic
2,100 est. monthly organic visits (US)
258 keywords in Google's top 30
Core Web Vitals
| LCP | 3.4 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 3.0 MB · 45 requests
- WordPress theme: enfold · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- South African Radio Astronomy Observatory
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on xneelo (197.221.12.70)
- DNS: hartrao.ac.za
- Email: Mimecast
- Email security: SPF (soft fail), no DMARC record
- SSL: HARICA, RSA 4096, expires Feb 2027
- Common Crawl link graph: rank 14,745, 9 hosts
- Verified with: Atlassian, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sarao.ac.za | 21 |
| scm.sarao.ac.za | 17 |
| events.sarao.ac.za | 13 |
| archive.sarao.ac.za | 6 |
| keycloak.sarao.ac.za | 2 |
Full technology history →
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Recent changes
- dropped FullCalendar Mar 2026
- dropped TypeScript Mar 2026
- dropped Apollo Dec 2025
- dropped GraphQL Dec 2025
- dropped Smash Balloon Instagram Feed Nov 2025