Domains with DNS TXT v=spf1 ip4:217.21.73.51 include:relay.mailchannels.net ip4:194.163.42.151 include:spf.antispamcloud.com ip4:217.21.73.0 a mx ~all

There are 18 domains that have DNS TXT set to v=spf1 ip4:217.21.73.51 include:relay.mailchannels.net ip4:194.163.42.151 include:spf.antispamcloud.com ip4:217.21.73.0 a mx ~all. The top 18 records ordered by domain rank are listed below.

We're currently tracking 392,999,046 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.