Domains with DNS TXT v=spf1 mx a ip4:185.27.140.168 a:flexfilter.nl include:212.54.42.164 -all
There is 1 domain that have DNS TXT set to v=spf1 mx a ip4:185.27.140.168 a:flexfilter.nl include:212.54.42.164 -all.
There is 1 domain that have DNS TXT set to v=spf1 mx a ip4:185.27.140.168 a:flexfilter.nl include:212.54.42.164 -all.