Domains with DNS TXT v=spf1 ip4:203.255.219.2 mx include:_spf.google.com include:mailplug.com include:gwnu.ac.kr ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:203.255.219.2 mx include:_spf.google.com include:mailplug.com include:gwnu.ac.kr ~all.