“This ‘secrecy’ is not an oversight but a feature that’s codified in the agreement between rightsholders and Internet providers.”
German ISPs and copyright holders set up CUII to block pirate sites without a court order. The rulings redact the domains, the rightsholders who asked and the auditors who approved. A 17-year-old spent his summer holiday running DNS tests and published all 275 blocked domains, 104 once duplicates go. A private club censoring the internet on behalf of its members needed a teenager to tell the public what it blocked.