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https://web.archive.org/web/20210616200450/https:/blog.powerdns.com/2021/05/10/tsuname-vulnerability-and-powerdns-recursor

TsuNAME vulnerability and PowerDNS Recursor

Recently, the TsuNAME vulnerability was published. It concerns DNS recursors endlessly querying authoritative nameservers if the nameservers listed in the domains form a loop. The researchers contacted us before publication, and we established then that while a very old version of PowerDNS recursor was found to be looping, all version of PowerDNS Recursor since 4.0�



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TsuNAME vulnerability and PowerDNS Recursor

https://web.archive.org/web/20210616200450/https:/blog.powerdns.com/2021/05/10/tsuname-vulnerability-and-powerdns-recursor

Recently, the TsuNAME vulnerability was published. It concerns DNS recursors endlessly querying authoritative nameservers if the nameservers listed in the domains form a loop. The researchers contacted us before publication, and we established then that while a very old version of PowerDNS recursor was found to be looping, all version of PowerDNS Recursor since 4.0�



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https://web.archive.org/web/20210616200450/https:/blog.powerdns.com/2021/05/10/tsuname-vulnerability-and-powerdns-recursor

TsuNAME vulnerability and PowerDNS Recursor

Recently, the TsuNAME vulnerability was published. It concerns DNS recursors endlessly querying authoritative nameservers if the nameservers listed in the domains form a loop. The researchers contacted us before publication, and we established then that while a very old version of PowerDNS recursor was found to be looping, all version of PowerDNS Recursor since 4.0�

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