Technorati has raised another $7.5 million from existing venture-capital backers, including Draper Fisher Jurvetson. The company has raised $30 million to date. Anyone know the valuation? Given Technorati's fall from Web grace, and the loss of founder Dave Sifry, I wouldn't be surprised if this is a "down round" — an investment that values the company at less than previous rounds did. [PEHub]

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