[dns-operations] .de DNSSEC issue root cause

[Jan-Piet Mens]

Final report on the May 5th outage [1], though I do not understand how this
can happen:

	"All three key pairs generated in this way contained the same
	 identifiers, including the key tag 33834"

Article in German: [2]

	-JP

[1] https://blog.denic.de/en/final-report-dns-outage-of-5-may-2026/
[2] https://blog.denic.de/analyse-des-dns-ausfalls-vom-5-mai-2026/