a.recursive-servers.dn42. AAAA fd42:d42:d42:54::1
a.recursive-servers.dn42. A    172.20.0.53
b.recursive-servers.dn42. AAAA fd42:4242:2601:ac53::53
b.recursive-servers.dn42. A    172.20.129.2
j.recursive-servers.dn42. AAAA fd42:5d71:219:1:69c2:2b0e:17e8:c215
j.recursive-servers.dn42. A    172.20.1.255
k.recursive-servers.dn42. AAAA fdcf:8538:9ad5:1111::1
k.recursive-servers.dn42. A    172.20.14.33
y.recursive-servers.dn42. AAAA fd42:c01d:beef::2
y.recursive-servers.dn42. A    172.20.20.65