Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_spf.voipoperator.nl ip4:185.173.20.32 ip6:2a0b:3100:11::20:32 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.voipoperator.nl ip4:185.173.20.32 ip6:2a0b:3100:11::20:32 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.voipoperator.nl ip4:185.173.20.32 ip6:2a0b:3100:11::20:32 -all