Question and response
Question
dig attdns.com. NS
Answer
attdns.com. 28800 NS ns4.attdns.com.
attdns.com. 28800 NS ns3.attdns.com.
attdns.com. 28800 NS ns1.attdns.com.
attdns.com. 28800 NS ns2.attdns.com.
Authority
The response has no authority records.
Additional
ns1.attdns.com. 28800 A 144.160.112.22
ns2.attdns.com. 28800 A 144.160.128.140
ns3.attdns.com. 28800 A 144.160.20.47
ns4.attdns.com. 28800 A 144.160.229.11
ns1.attdns.com. 28800 AAAA 2001:1890:1286:320:0:0:c:2
ns2.attdns.com. 28800 AAAA 2001:1890:1c00:3320:0:0:c:3
ns3.attdns.com. 28800 AAAA 2001:1890:1c00:5323:0:0:c:3
ns4.attdns.com. 28800 AAAA 2001:1890:1c00:6320:0:0:c:6
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0