spf-ap.exlibrisgroup.com has no CNAME records.
Question and response
Question
dig spf-ap.exlibrisgroup.com. NS
Answer
The response has no answer records.
Authority
exlibrisgroup.com. 9085 SOA ns0-mnm-ol8.dc04. hostmaster.exlibrisgroup.com. 2024111764 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0