tools-spf.heimdalsecurity.com DNS history

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SOA +1 -0

+ heimdalsecurity.com 900 SOA ns-1860.awsdns-40.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400

TXT +1 -0

+ tools-spf.heimdalsecurity.com 300 TXT "v=spf1 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 ip4:149.72.0.0/16 -all"