static-148-244-75-22.alestra.net.mx has no NS records.
NS records for this zone are defined at alestra.net.mx.
NS records for this zone are defined at alestra.net.mx.
Question and response
Question
dig static-148-244-75-22.alestra.net.mx. NS
Answer
The response has no answer records.
Authority
alestra.net.mx. 3600 SOA dns.alestra.net.mx. soporteip.axtel.com.mx. 762215181 10800 3600 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0