http://ikura.2ch.net/test/read.cgi/i4004/1359873189/ has been crawled 87 times going all the way back to 2月 3, 2013.

A crawl can be a duplicate of the last one. It happens about 25% of the time across 420,000,000 websites. FAQ
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2月 3, 2013

9 snapshots

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2月 4, 2013

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2月 5, 2013

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2月 6, 2013

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2月 7, 2013

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2月 8, 2013

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2月 9, 2013

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2月 10, 2013

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2月 11, 2013

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2月 12, 2013

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2月 14, 2013

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2月 16, 2013

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2月 17, 2013

5 snapshots

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2月 18, 2013

3 snapshots

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Note

This calendar view maps the number of times http://ikura.2ch.net/test/read.cgi/i4004/1359873189/ was crawled by the Wayback Machine, not how many times the site was actually updated. More info in the FAQ.