What powers 
helas.gr?
Last seen Sep 2026 · 12 technologies across 10 categories
Analytics
Caching
CMS
Databases
Font scripts
Miscellaneous
Programming languages
Web servers
WordPress plugins
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 55% phone
- 45% desktop
Greece
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.86 / 10 · ranked #682,737 of all domains
31 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Greek
- Weight: 0.3 MB · 11 requests
- WordPress theme: astra (child: astra-child) · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Hellenic Astronomical Society
- Founded: 1993
- Country: Greece
From Wikidata (CC0).
Infrastructure
- Hosted on UCNET (147.52.182.149)
- DNS: helas.gr
- Email: uoc.gr
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 620,888, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Redis Aug 2026
- detected Redis Object Cache Aug 2026
- detected Astra Jul 2026
- detected Google Font API Jul 2026
- detected Matomo Analytics Jul 2026
- detected MySQL Jul 2026
- detected PHP Jul 2026
- detected Polylang Jul 2026
- detected RSS Jul 2026
- detected WordPress Jul 2026
- detected WP-Optimize Jul 2026