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There is 1 domain that have DNS TXT set to v=spf1 ip4:213.151.213.37 include:zoom-letter.com include:spf.protection.outlook.com ip4:95.105.255.178 ip4:195.168.51.100 include:mail.crony.cz -all.

Top Domains with TXT set to v=spf1 ip4:213.151.213.37 include:zoom-letter.com include:spf.protection.outlook.com ip4:95.105.255.178 ip4:195.168.51.100 include:mail.crony.cz -all