brasilescola.com has no TXT records.
Question and response
Question
dig brasilescola.com. TXT
Answer
The response has no answer records.
Authority
brasilescola.com. 3600 SOA a10-dns-uolcsfe1.host.intranet. root.uol.com.br. 157 7200 3600 432000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0