go
Sorry, we have no information about gotan.cellcard.com.br. cellcard.com.br is a domain controlled by two nameservers at cellcard.com.br themselves. They are on different IP networks. Incoming mail for cellcard.com.br is handled by one mailserver also at cellcard.com.br. cellcard.com.br has one IP number , but the reverse is mattack.rvtecnologia.com.br.

cellcard.com.br
a records
 
+ 200.190.254.98 200.190.0.0/16 AS13353 mattack.rvtecnologia.com.br
+ --- mattack.rvtecnologia.com.br
ns-soa records
cellcard.com.br
+ 200.190.254.98 200.190.0.0/16 AS13353 mattack.rvtecnologia.com.br
+ --- mattack.rvtecnologia.com.br
ns records
cellcard.com.br
+ 200.190.254.98 200.190.0.0/16 AS13353 mattack.rvtecnologia.com.br
+ --- mattack.rvtecnologia.com.br
ns2.cellcard.com.br
+ 200.251.172.22 200.251.0.0/16 AS4230  
+ ---  
mx records
mail.cellcard.com.br
+ 200.190.254.98 200.190.0.0/16 AS13353 mattack.rvtecnologia.com.br
+ --- mattack.rvtecnologia.com.br
ip numbers using ptr to this host
200.190.254.92