Domains with DNS TXT v=spf1 mx ip4:185.21.102.187 include:ispgateway.de -all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:185.21.102.187 include:ispgateway.de -all.
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:185.21.102.187 include:ispgateway.de -all.