Domains with DNS TXT v=spf1 ip4:217.21.72.151 include:relay.mailchannels.net ip4:194.163.41.1 include:spf.antispamcloud.com a mx ~all

There are 56 domains that have DNS TXT set to v=spf1 ip4:217.21.72.151 include:relay.mailchannels.net ip4:194.163.41.1 include:spf.antispamcloud.com a mx ~all. The top 50 records ordered by domain rank are listed below.