Domains with DNS TXT v=spf1 ip4:193.33.128.157 include:_spf.tophost.ch include:relay.mailchannels.net +mx +a ~all

There are 133 domains that have DNS TXT set to v=spf1 ip4:193.33.128.157 include:_spf.tophost.ch include:relay.mailchannels.net +mx +a ~all. The top 50 records ordered by domain rank are listed below.