Domains with DNS TXT v=spf1 mx a:mailserver.netsigma.pt a:mailservera.netsigma.pt a:mailserverb.netsigma.pt ip4:144.76.82.189 ip4:144.76.229.146 ip4:144.76.200.248 ip4:193.137.196.233 include:sparkpostmail.com ~all

There are 36 domains that have DNS TXT set to v=spf1 mx a:mailserver.netsigma.pt a:mailservera.netsigma.pt a:mailserverb.netsigma.pt ip4:144.76.82.189 ip4:144.76.229.146 ip4:144.76.200.248 ip4:193.137.196.233 include:sparkpostmail.com ~all. The top 36 records ordered by domain rank are listed below.