bounce2.schwab.com has no CNAME records.
Question and response
Question
dig bounce2.schwab.com. NS
Answer
The response has no answer records.
Authority
schwab.com. 600 SOA d33pe2bdc.schwab.com. dnsadmin.schwab.com. 2023022033 3600 900 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0