Domains with DNS TXT v=spf1 include:optinet.be include:proximus.be include:spf.mailingwhise.be a mx ~all
There is 1 domain that have DNS TXT set to v=spf1 include:optinet.be include:proximus.be include:spf.mailingwhise.be a mx ~all.
There is 1 domain that have DNS TXT set to v=spf1 include:optinet.be include:proximus.be include:spf.mailingwhise.be a mx ~all.