Question and response
Question
dig _netblock3.teco.com.ar. TXT
Answer
_netblock3.teco.com.ar. 3600 TXT "v=spf1 ip4:200.49.158.146 ip4:200.49.158.144 ip4:107.21.50.9 ip4:3.87.149.16 -all"
Authority
teco.com.ar. 300 NS oktubre.arnet.com.ar.
teco.com.ar. 300 NS gulp.arnet.com.ar.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0