1 cleandig host1.auth-zone.example.net. A | sed 's/\(.*\tIN\t[A-Z0-9]\+\t\)\([0-9]\+\)/\13600/'
2 cleandig host1.auth-zone.example.net. AAAA | sed 's/\(.*\tIN\t[A-Z0-9]\+\t\)\([0-9]\+\)/\13600/'
3 cleandig host2.auth-zone.example.net. A | sed 's/\(.*\tIN\t[A-Z0-9]\+\t\)\([0-9]\+\)/\13600/'
4 cleandig host3.auth-zone.example.net. A | sed 's/\(.*\tIN\t[A-Z0-9]\+\t\)\([0-9]\+\)/\13600/'
5 cleandig you-are.wild.auth-zone.example.net. TXT | sed 's/\(.*\tIN\t[A-Z0-9]\+\t\)\([0-9]\+\)/\13600/'
6 # Non-existing QTYPE at the apex
7 cleandig auth-zone.example.net. TXT | sed 's/\(.*\tIN\t[A-Z0-9]\+\t\)\([0-9]\+\)/\13600/'