Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_spf.mailgun.org include:_spf.eu.mailgun.org include:_spf.winho.com.tw ~all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.mailgun.org include:_spf.eu.mailgun.org include:_spf.winho.com.tw ~all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.mailgun.org include:_spf.eu.mailgun.org include:_spf.winho.com.tw ~all