ns4.fanniemae.com has no NS records.
NS records for this zone are defined at fanniemae.com.
NS records for this zone are defined at fanniemae.com.
Question and response
Question
dig ns4.fanniemae.com. NS
Answer
The response has no answer records.
Authority
fanniemae.com. 180 SOA pesysadm-ns02-utca.fanniemae.com. please_set_email.absolutely.nowhere. 2019012917 10800 3600 2419200 180
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0