Domains with DNS TXT v=spf1 a mx a:npsa.gov.uk include:spf.protection.outlook.com include:amazonses.com include:_spf.elasticmail.com ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx a:npsa.gov.uk include:spf.protection.outlook.com include:amazonses.com include:_spf.elasticmail.com ~all.

Top Domains with TXT set to v=spf1 a mx a:npsa.gov.uk include:spf.protection.outlook.com include:amazonses.com include:_spf.elasticmail.com ~all