Domains with DNS TXT v=spf1 a mx include:_spf.presskit.com.br ip4:31.170.163.1 include:relay.mailchannels.net -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.presskit.com.br ip4:31.170.163.1 include:relay.mailchannels.net -all.