There is concern that the WHOIS database service will be in violation of the new European GDPR which takes effect May 25th, and may have to shut down.
http://www.theregister.co.uk/2018/04/14/whois_icann_gdpr_europe/ https://www.icann.org/en/system/files/correspondence/jelinek-to-marby-11apr18-en.pdf - Brian