Domains with DNS TXT v=spf1 include:spf.simply.com ip4:185.21.43.18 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.simply.com ip4:185.21.43.18 -all.

Top Domains with TXT set to v=spf1 include:spf.simply.com ip4:185.21.43.18 -all