mailsweeper.claro.com.ar has no NS records.
NS records for this zone are defined at claro.com.ar.
NS records for this zone are defined at claro.com.ar.
Question and response
Question
dig mailsweeper.claro.com.ar. NS
Answer
The response has no answer records.
Authority
claro.com.ar. 300 SOA ns1.claro.com.ar. nicmaster.claro.com.ar. 2023081713 300 300 1728000 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0