Domains with DNS TXT v=spf1 mx ip4:185.86.18.199 include:spf.mijndomeinhosting.nl include:_spf.club-assistent.nl ip4:89.20.90.89 a:sisim1.systemec.nl a:sisim2.systemec.nl include:_spf.eu.mailgun.org ~all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:185.86.18.199 include:spf.mijndomeinhosting.nl include:_spf.club-assistent.nl ip4:89.20.90.89 a:sisim1.systemec.nl a:sisim2.systemec.nl include:_spf.eu.mailgun.org ~all.