o1.ptr739.asce.org has no NS records.
NS records for this zone are defined at asce.org.
NS records for this zone are defined at asce.org.
Question and response
Question
dig o1.ptr739.asce.org. NS
Answer
The response has no answer records.
Authority
asce.org. 1800 SOA neil.ns.cloudflare.com. dns.cloudflare.com. 2399245975 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0