Domains with DNS TXT v=spf1 a mx a:antispamcluster.protagonist.nl ip4:82.150.140.40 include:spf.protagonist.nl -all
There is 1 domain that have DNS TXT set to v=spf1 a mx a:antispamcluster.protagonist.nl ip4:82.150.140.40 include:spf.protagonist.nl -all.