dns.nextdns.io offline in BRAZIL???

for some reason i'm not being able to contact many of dns servers
i did the test with home ISP and with the mobile ISP
both report's the same results 

MOBILE ISP:
https://nextdns.io/diag/394f4950-6c10-11f1-8731-8bf23e71a829

HOME
https://nextdns.io/diag/1e3a6010-0864-11f1-a308-874bf93b35ab