delta.com NS records

NS Authoritative DNS server
1h
edns2.ultradns.biz
edns2.ultradns.com
edns2.ultradns.net
edns2.ultradns.org
ns93.ultradns2.com
ns93.ultradns2.org

Question and response

Question

dig delta.com. NS

Answer

delta.com. 3600 NS ns93.ultradns2.com. delta.com. 3600 NS ns93.ultradns2.org. delta.com. 3600 NS edns2.ultradns.biz. delta.com. 3600 NS edns2.ultradns.com. delta.com. 3600 NS edns2.ultradns.net. delta.com. 3600 NS edns2.ultradns.org.

Authority

The response has no authority records.

Additional

. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0