o1.ptr2283.getbase.com has no NS records.
NS records for this zone are defined at getbase.com.
NS records for this zone are defined at getbase.com.
Question and response
Question
dig o1.ptr2283.getbase.com. NS
Answer
The response has no answer records.
Authority
getbase.com. 900 SOA ns-501.awsdns-62.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0