ns2.L3.net has no NS records.
NS records for this zone are defined at L3.net.
NS records for this zone are defined at L3.net.
Question and response
Question
dig ns2.L3.net. NS
Answer
The response has no answer records.
Authority
L3.net. 3600 SOA ns2.Level3.net. dns.level3.net. 2026022701 7200 600 2592000 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0