Domains with DNS TXT v=spf1 a:smtp.groupoffice.net a:smtp.group-office.com a:uk.groupoffice.net ip4:37.97.184.116 ip4:149.210.188.96 ip4:149.210.243.200 -all
There is 1 domain that have DNS TXT set to v=spf1 a:smtp.groupoffice.net a:smtp.group-office.com a:uk.groupoffice.net ip4:37.97.184.116 ip4:149.210.188.96 ip4:149.210.243.200 -all.