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Hello there, I have domain Which got penalized By google Before 2 nd half years & all First Page Ranking Gone Down by 7-8 pages, But Now It got Sudden up after 3 years, So my Question is Will I need Worry or that Can Be Positive Sign For My efforts Given to Website? Will It stay Up?? As i have Updated My website As Told by Moz experts. Thanx, in advance