Domains with DNS TXT v=spf1 a include:spf-ip.tdrnetworks.com include:_spf.google.com mx include:squarespace-mail.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:spf-ip.tdrnetworks.com include:_spf.google.com mx include:squarespace-mail.com ~all.