Domains with DNS TXT v=spf1 a mx include:ispgateway.de include:t-online.de include:_spf.strato.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:ispgateway.de include:t-online.de include:_spf.strato.com -all.
There is 1 domain that have DNS TXT set to v=spf1 a mx include:ispgateway.de include:t-online.de include:_spf.strato.com -all.