Question and response
Question
dig sisytec.net. PTR
Answer
The response has no answer records.
Authority
sisytec.net. 86400 SOA ns1.linode.com. sistemas.sisytec.net. 2021000118 14400 14400 1209600 86400
Additional
. 0 OPT ; payload 1024, xrcode 0, version 0, flags 0