a1.b.yahoo.net DNS history

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First observed
NS +2 -0
+ a1.b.yahoo.net 300 NS yf1.yahoo.com
+ a1.b.yahoo.net 300 NS yf2.yahoo.com
SOA +1 -0
+ a1.b.yahoo.net 86400 SOA yf1.yahoo.com hostmaster.yahoo-inc.com 1779876058 30 30 86400 300