Social network creator and aggregator Ning, founded by Marc Andreessen, has landed another $60 Million in investment giving the company a post money valuation of about $560 Million. Andreessen reports some of the details of the recent dealings at his blog.

According to Andreessen’s blog Ning is growing by over 1000 social networks per day with over 230,000 networks currently online via the Ning infrastructure. Ning allows anybody to quickly create a robust social networking environment without any programming or technical expertise.