Domains with DNS TXT v=spf1 ip4:51.81.220.149 ip6:2604:2dc0:202:300::11e7 include:_spf.google.com include:spf.constantcontact.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:51.81.220.149 ip6:2604:2dc0:202:300::11e7 include:_spf.google.com include:spf.constantcontact.com -all.