oKHnFWxEJi-nwVGJScEP8yfb8TCzWbpnQpnk3AKuU8A
Question and response
Question
dig _acme-challenge.graph-server.cbs.mpg.de. TXT
Answer
_acme-challenge.graph-server.cbs.mpg.de. 300 TXT "oKHnFWxEJi-nwVGJScEP8yfb8TCzWbpnQpnk3AKuU8A"
Authority
cbs.mpg.de. 3600 NS dnsext3.cbs.mpg.de.
cbs.mpg.de. 3600 NS dns2.gwdg.de.
cbs.mpg.de. 3600 NS sat.mpcdf.mpg.de.
cbs.mpg.de. 3600 NS dns1.gwdg.de.
cbs.mpg.de. 3600 NS dns3.gwdg.de.
cbs.mpg.de. 3600 NS dnsext1.cbs.mpg.de.
Additional
dnsext1.cbs.mpg.de. 3600 A 194.95.183.177
dnsext3.cbs.mpg.de. 3600 A 194.95.183.167
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0