Domains with DNS TXT v=spf1 a mx ip4:210.19.20.229 include:spf.protection.outlook.com include:_spf.sm_all.small-dns.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx ip4:210.19.20.229 include:spf.protection.outlook.com include:_spf.sm_all.small-dns.com -all.