freifunk.net/MX: The client cookie returned by the server did not match what was sent. See RFC 7873, Sec. 5.3. (185.150.99.255, 2001:678:e68:f000::, UDP_-_EDNS0_512_D_KN)
net to freifunk.net: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the net zone): anycast.ffmuc.net See RFC 1034, Sec. 4.2.2.