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mhhe.com. 30 IN SOA pdns85.ultradns.com. hostmaster.mheducation.com. ( 2014102914 ; serial 3600 ; refresh (1 hour) 900 ; retry (15 minutes) 604800 ; expire (1 week) 300 ; minimum (5 minutes) ) mhhe.com. 30 IN TXT "431j7qj29v43zwlp4yf8t0phflv4gtqg" mhhe.com. 30 IN TXT "hct9gy5hc8yx51rzfgbsbr554mthf95r" mhhe.com. 30 IN TXT "fx77jdt1g8pdc491nm91lwr41y6gnn58" mhhe.com. 30 IN TXT "v=spf1 mx ip4:192.243.80.160/28 ip4:192.243.88.160/28 ip4:20.157.64.168/32 ip4:192.243.87.2/32 ip4:192.243.86.2/32 -all" mhhe.com. 30 IN TXT "kpylw2dxn29jz3zrrl5gqld229q3sts3" mhhe.com. 30 IN A 192.243.85.28 Mail exchangers: mhhe.com. 30 IN MX 5 mail.eppg.com. |