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Spying On Google: 5 Ways to Use Log File Analysis To Reveal Invaluable SEO Insights

Moz

Checking the crawling activity to identify issues where there has been loss of visibility around a period of time, after a Google update or in an emergency can inform you where the problem might be. First, we need to make sure the URI or URL column data is in the same format as the crawl data. Now for some VLOOKUP magic.