Domains with DNS TXT v=spf1 ip4:45.15.137.220 ip4:45.15.137.218 a mx a:mail.sipematerials.com a:smtp.sipematerials.com a:pop.sipematerials.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:45.15.137.220 ip4:45.15.137.218 a mx a:mail.sipematerials.com a:smtp.sipematerials.com a:pop.sipematerials.com ~all.