Domains with DNS TXT v=spf1 a mx ip4:37.72.99.133 include:spf.nivko.net ip6:2a00:8240:10:0:0:0:4:3 ~all
There are 100 domains that have DNS TXT set to v=spf1 a mx ip4:37.72.99.133 include:spf.nivko.net ip6:2a00:8240:10:0:0:0:4:3 ~all. The top 50 records ordered by domain rank are listed below.