Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_spf_mx.asp4all.nl include:sendgrid.net ip4:185.87.187.226 ip4:185.56.145.250 ip4:87.236.4.16 ip4:87.236.4.32 ip4:213.125.5.43 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_spf_mx.asp4all.nl include:sendgrid.net ip4:185.87.187.226 ip4:185.56.145.250 ip4:87.236.4.16 ip4:87.236.4.32 ip4:213.125.5.43 -all.