WHOIS Right? An Analysis of WHOIS and RDAP Consistency
1 : Laboratoire d'Informatique de Grenoble
Centre National de la Recherche Scientifique : UMR5217, Université Grenoble Alpes, Institut polytechnique de Grenoble - Grenoble Institute of Technology, Centre National de la Recherche Scientifique, Institut Polytechnique de Grenoble - Grenoble Institute of Technology
Various domain registration data is usually accessible through the WHOIS or RDAP protocols—a priori they pro vide the same data but use distinct formats and communication protocols.
By collecting, processing, and comparing 55 million domain names, we reveal that while the data obtained through WHOIS and RDAP is generally consistent, 7.6% of the observed domains still present inconsistent data on important fields.
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