Domains with DNS TXT v=spf1 a mx ip4:193.33.128.151 include:_spf.tophost.ch include:relay.mailchannels.net -all

There are 44 domains that have DNS TXT set to v=spf1 a mx ip4:193.33.128.151 include:_spf.tophost.ch include:relay.mailchannels.net -all. The top 44 records ordered by domain rank are listed below.