Latest stats on the blogosphere


David Sifry of Technorati published the latest numbers outlining the state of the blogosphere as measured by his company’s search engine. Here is the summary:

  • Technorati is now tracking over 50 Million Blogs.
  • The Blogosphere is over 100 times bigger than it was just 3 years ago.
  • Today, the blogosphere is doubling in size every 200 days, or about once every 6 and a half months.
  • From January 2004 until July 2006, the number of blogs that Technorati tracks has continued to double every 5-7 months.
  • About
    175,000 new weblogs were created each day, which means that on average,
    there are more than 2 blogs created each second of each day.
  • About 8% of new blogs get past Technorati’s filters, even if it is only for a few hours or days.
  • About
    70% of the pings Technorati receives are from known spam sources, but
    we drop them before we have to send out a spider to go and index the
  • Total posting volume of the blogosphere continues to
    rise, showing about 1.6 Million postings per day, or about 18.6 posts
    per second.
  • This is about double the volume of about a year ago.
  • The
    most prevalent times for English-language posting is between the hours
    of 10AM and 2PM Pacific time, with an additional spike at around 5PM
    Pacific time

While blogs are gaining momentum alongside so-called
mainstream media, the establishment rules when it comes to inbound
links. To a large degree, mainstream media is creating the source
material that the blogosphere munches on. It’s a symbiotic
relationship, and every blog is potentially source material for other
bloggers and mainstream media…

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