Diadem
Diadem is a web hosting provider based in HQ: Kolkata, India. This profile aggregates public signals about Diadem, segment classification, location data, plan tiers where published, and verified customer-review data from Google, Trustpilot, and G2. As of 2026, Diadem has a HRI of 49/100, a limited signal, combining four equally-weighted components: trust (1/25), profile completeness (12/25), data freshness (25/25), and performance (11/25). The listing has not been claimed by the host, so directory data is sourced from public signals only and may not reflect the latest pricing or plan changes. HostList ranks all 28,000+ active providers by HRI, never paid placements, never affiliate-influenced. Use the comparison and similar-host tabs below to evaluate Diadem against alternatives in the same segment, or visit hostlist.io/hri for the full methodology.
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What Customers Say About Diadem
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Frequently Asked Questions About Diadem
What is Diadem's HRI?
Diadem has a HRI™ of 49/100 on HostList.io. HRI is calculated algorithmically from trust signals (Google, Trustpilot, G2 reviews), profile completeness, data freshness, and performance metrics. Providers can improve their score by claiming their profile, keeping data current, and building verified reviews. No host can pay to increase their score.
What type of hosting company is Diadem?
Diadem is classified as a dedicated web hosting company on HostList.io. Use the HostMatch™ tool at hostlist.io/match to describe your project requirements and get a ranked recommendation from 28,000+ hosting providers including Diadem.
Where is Diadem based?
Diadem is headquartered in Kolkata, India. Hosting companies based in India are listed at hostlist.io/hosting/india. Data centre location may differ from company headquarters, check Diadem's own website for server location details.
How does Diadem compare to other web hosting companies?
Diadem can be compared to any other hosting provider using HostList.io's side-by-side comparison tool at hostlist.io/compare. The tool shows both providers' HRI™ breakdowns, sub-scores (Trust, Completeness, Freshness, Performance), and review data side by side. Diadem has a current HRI of 49/100.
What's Happening at Diadem
Diadem Technologies acquires Catchcal web hosting and domain services ... We are delighted to announce the successful completion of the acquisition of Catchcal.
This month, we just finished adding a whole fleet of new servers (16 new nodes to be exact) to our ever-increasing hardware deployments, buoyed by strong
Diadem Technologies joins hands with Plesk to offer #Plesk-powered #webhosting services to its customers. ➡️Know more: https://www.dailyhostnews. com/diadem-
How Diadem's Score Is Calculated
HRI is calculated algorithmically based on publicly available data. It considers trust signals (reviews, ratings), data completeness, freshness of information, and technical performance. No host can pay to improve their score.
Full methodology →