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Legal notice

Company registration, contact, and hosting information for the OpexOpt website.

Updated October 13, 2026

On this page

  • Website operator
  • Hosting provider
  • About this website
  • Content and credits

Website operator

Registered name
Datadeft Korlátolt Felelősségű Társaság
Short name
Datadeft Kft.
Tax numbers
HU: 29306862-20-7 · EU: HU29306862
Company registration number
07 09 032404
Registered address
2473 Vál, Barack dűlő 49., Hungary
Registering authority
Székesfehérvári Törvényszék Cégbírósága, Hungary
Email
hello@opexopt.eu
Company website
www.datadeft.eu

Hosting provider

Amazon Web Services EMEA SARL
38 Avenue John F. Kennedy
L-1855 Luxembourg

The website uses Amazon S3 and Amazon CloudFront. Provider information and contact details are available through AWS's contracting-party directory and AWS Contact Us.

About this website

This website introduces OpexOpt, a cloud spending planning service in closed beta. It does not offer checkout, take payments, or create a service contract through browsing. Scope, fees, and delivery terms for an engagement are agreed separately.

Example plans and figures on this website are labeled as illustrative or anonymized. They are not promises of savings for your company. For questions about availability, or to report an error on the site, contact hello@opexopt.eu.

Personal data is described in our Privacy notice.

Content and credits

Datadeft Kft.'s original text and illustrations are protected by applicable intellectual property law. Third-party names and trademarks belong to their respective owners. Mentioning a technology or provider does not imply endorsement or a commercial partnership.

Fonts remain subject to their licenses: IBM Plex Sans, IBM Plex Mono, and Source Serif 4.

OpexOpt

Cloud spending and action plans · A Datadeft product

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Closed beta · Access by invitation