Domains with DNS TXT v=spf1 a mx include:spf.connectium.nl include:spf.smkb.nl include:mailgun.org include:spf.login.parcelpro.nl ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.connectium.nl include:spf.smkb.nl include:mailgun.org include:spf.login.parcelpro.nl ~all.