Domains with DNS TXT v=spf1 ip4:193.33.128.135 include:_spf.tophost.ch include:relay.mailchannels.net +mx +a:gantner-prod.kkdev.de -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:193.33.128.135 include:_spf.tophost.ch include:relay.mailchannels.net +mx +a:gantner-prod.kkdev.de -all.