Domains with DNS TXT v=spf1 ip4:193.33.128.135 include:_spf.tophost.ch include:relay.mailchannels.net +mx +a +include:relay.mailchanels.net -all

There is 1 domain that have DNS TXT set to v=spf1 ip4:193.33.128.135 include:_spf.tophost.ch include:relay.mailchannels.net +mx +a +include:relay.mailchanels.net -all.

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