ns2.wix.com has no TXT records.
Question and response
Question
dig ns2.wix.com. TXT
Answer
The response has no answer records.
Authority
wix.com. 3600 SOA dns1.p03.nsone.net. hostmaster.nsone.net. 1749720537 3600 600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0